| 1 | 08BEA_b... Site Code: 08BEA_bug1Bear Creek (Sammamish River)Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Integr...8/18/2025
Integrated Streams Program
King County - DNRP | 39 | 4 | 1 | 7 | 12 | 22 | 5 | 1 | 44.2% | 1.6% | 31.8% | 500 | 39.5 | 4.1 | 4.3 | 0.0 | 7.5 | 8.8 | 3.8 | 1.4 | 6.7 | 0.3 | 2.6 | Details |
| 2 | 08BEA34...Site Code: 08BEA3474Bear Creek (Sammamish River)Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2023, Ambi...9/13/2023
Ambient Monitoring
King County - DNRP | 39 | 2 | 2 | 6 | 10 | 19 | 4 | 0 | 40.2% | 5.4% | 12.2% | 500 | 40.0 | 4.1 | 1.4 | 1.4 | 6.2 | 7.1 | 2.5 | 0.0 | 7.8 | 2.2 | 7.2 | Details |
| 3 | 08BEA36...Site Code: 08BEA3650Bear Creek (Sammamish River)Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/29/2025
Ambient Monitoring
King County - DNRP | 50 | 5 | 7 | 8 | 20 | 26 | 10 | 3 | 36.0% | 5.6% | 16.0% | 500 | 72.8 | 7.9 | 5.7 | 8.6 | 8.8 | 10.0 | 10.0 | 4.3 | 8.9 | 2.3 | 6.3 | Details |
| 4 | 08BEA37...Site Code: 08BEA3747Bear Creek (Sammamish River)Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/18/2025
Ambient Monitoring
King County - DNRP | 46 | 6 | 5 | 10 | 21 | 24 | 6 | 4 | 54.8% | 6.4% | 9.4% | 500 | 64.5 | 6.6 | 7.1 | 5.7 | 10.0 | 10.0 | 5.0 | 5.7 | 3.8 | 2.7 | 7.8 | Details |
| 5 | 5303335, ...Site Code: 5303335Bear Creek (Sammamish River)Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, Sno-...9/8/2024
Sno-King Watershed Council benthic macroinvertebrate analysis of urban & suburban streams in King and Snohomish Counties
Sno-King Watershed Council | 37 | 6 | 5 | 5 | 16 | 16 | 5 | 2 | 49.2% | 15.2% | 16.2% | 500 | 51.9 | 3.4 | 7.1 | 5.7 | 5.0 | 5.3 | 3.8 | 2.9 | 5.4 | 7.1 | 6.2 | Details |
| 6 | 5303361, ...Site Code: 5303361Bear Creek (Sammamish River)Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2023, Sno-...8/25/2023
Sno-King Watershed Council benthic macroinvertebrate analysis of urban & suburban streams in King and Snohomish Counties
Sno-King Watershed Council | 44 | 7 | 4 | 11 | 22 | 25 | 6 | 1 | 64.0% | 5.8% | 19.2% | 500 | 54.4 | 5.9 | 8.6 | 4.3 | 10.0 | 10.0 | 5.0 | 1.4 | 1.4 | 2.4 | 5.5 | Details |
| 7 | 08BEA33...Site Code: 08BEA3321Cold CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 42 | 3 | 4 | 7 | 14 | 16 | 11 | 2 | 46.2% | 35.6% | 4.8% | 351 | 63.0 | 5.2 | 2.9 | 4.3 | 7.5 | 5.3 | 10.0 | 2.9 | 6.2 | 10.0 | 8.9 | Details |
| 8 | 08BEA39...Site Code: 08BEA3914Colin CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/3/2025
Ambient Monitoring
King County - DNRP | 55 | 7 | 9 | 8 | 24 | 24 | 9 | 4 | 34.8% | 23.8% | 2.8% | 500 | 90.0 | 9.7 | 8.6 | 10.0 | 8.8 | 10.0 | 8.8 | 5.7 | 9.2 | 10.0 | 9.3 | Details |
| 9 | COLIN-1, ...Site Code: COLIN-1Colin CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...6/26/2025
RPWS
City of Redmond | 32 | 3 | 5 | 6 | 14 | 10 | 5 | 1 | 48.6% | 21.8% | 2.8% | 142 | 48.4 | 1.7 | 2.9 | 5.7 | 6.2 | 1.8 | 3.8 | 1.4 | 5.5 | 10.0 | 9.3 | Details |
| 10 | 08BEA_b...Site Code: 08BEA_bug2Cottage Lake CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Integr...8/18/2025
Integrated Streams Program
King County - DNRP | 47 | 6 | 6 | 7 | 19 | 22 | 9 | 5 | 43.4% | 3.0% | 32.6% | 500 | 63.7 | 6.9 | 7.1 | 7.1 | 7.5 | 8.8 | 8.8 | 7.1 | 6.9 | 1.0 | 2.4 | Details |
| 11 | 08BEA35...Site Code: 08BEA3571Cottage Lake CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/24/2025
Ambient Monitoring
King County - DNRP | 31 | 3 | 4 | 5 | 12 | 13 | 2 | 1 | 50.2% | 3.4% | 30.8% | 500 | 27.6 | 1.4 | 2.9 | 4.3 | 5.0 | 3.5 | 0.0 | 1.4 | 5.1 | 1.2 | 2.8 | Details |
| 12 | MacRed2...Site Code: MacRed212Mackey CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/14/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 58 | 4 | 5 | 10 | 19 | 19 | 11 | 3 | 34.8% | 24.8% | 2.2% | 500 | 80.1 | 10.0 | 4.3 | 5.7 | 10.0 | 7.1 | 10.0 | 4.3 | 9.2 | 10.0 | 9.5 | Details |
| 13 | 08BEA33...Site Code: 08BEA3312Monticello CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...10/15/2025
Ambient Monitoring
King County - DNRP | 43 | 6 | 4 | 7 | 17 | 20 | 7 | 2 | 42.8% | 2.8% | 18.2% | 500 | 54.9 | 5.5 | 7.1 | 4.3 | 7.5 | 7.6 | 6.2 | 2.9 | 7.1 | 0.9 | 5.8 | Details |
| 14 | MONT-1, ...Site Code: MONT-1Monticello CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, RPW...7/31/2024
RPWS
City of Redmond | 36 | 2 | 4 | 6 | 12 | 13 | 7 | 0 | 57.2% | 13.9% | 34.6% | 332 | 36.4 | 3.1 | 1.4 | 4.3 | 6.2 | 3.5 | 6.2 | 0.0 | 3.2 | 6.5 | 2.0 | Details |
| 15 | MONT-2, ...Site Code: MONT-2Monticello CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/21/2025
RPWS
City of Redmond | 30 | 3 | 3 | 2 | 8 | 9 | 6 | 1 | 72.6% | 3.2% | 6.2% | 500 | 25.3 | 1.0 | 2.9 | 2.9 | 1.2 | 1.2 | 5.0 | 1.4 | 0.0 | 1.1 | 8.6 | Details |
| 16 | MONT-3, ...Site Code: MONT-3Monticello CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/22/2025
RPWS
City of Redmond | 13 | 0 | 0 | 1 | 1 | 3 | 2 | 0 | 88.8% | 3.6% | 44.8% | 500 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.3 | 0.0 | Details |
| 17 | MONT-4, ...Site Code: MONT-4Monticello CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/7/2025
RPWS
City of Redmond | 42 | 0 | 2 | 1 | 3 | 5 | 4 | 0 | 64.1% | 6.4% | 8.0% | 499 | 21.3 | 5.2 | 0.0 | 1.4 | 0.0 | 0.0 | 2.5 | 0.0 | 1.3 | 2.7 | 8.1 | Details |
| 18 | MONT-5, ...Site Code: MONT-5Monticello CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/2/2025
RPWS
City of Redmond | 24 | 1 | 2 | 2 | 5 | 4 | 2 | 0 | 70.0% | 1.5% | 42.1% | 273 | 3.1 | 0.0 | 0.0 | 1.4 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.2 | Details |
| 19 | PerrRed1...Site Code: PerrRed182Perrigo CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/14/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 43 | 1 | 3 | 5 | 9 | 10 | 7 | 0 | 32.6% | 18.0% | 8.0% | 500 | 47.9 | 5.5 | 0.0 | 2.9 | 5.0 | 1.8 | 6.2 | 0.0 | 9.8 | 8.5 | 8.1 | Details |
| 20 | 02O, Seid...Site Code: 02OSeidel CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Regul...10/3/2022
Regulatory Effectiveness
King County - DNRP | 31 | 5 | 8 | 7 | 20 | 13 | 5 | 4 | 41.3% | 23.3% | 6.7% | 356 | 73.0 | 7.1 | 5.7 | 10.0 | 7.5 | 4.7 | 3.8 | 5.7 | 10.0 | 10.0 | 8.4 | Details |
| 21 | 02P, Seid...Site Code: 02PSeidel CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Regul...10/3/2022
Regulatory Effectiveness
King County - DNRP | 35 | 6 | 8 | 9 | 23 | 19 | 9 | 5 | 34.8% | 18.4% | 2.0% | 440 | 88.6 | 9.0 | 7.1 | 10.0 | 10.0 | 8.2 | 8.8 | 7.1 | 10.0 | 8.7 | 9.5 | Details |
| 22 | 08BEA37...Site Code: 08BEA3737Seidel CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/11/2025
Ambient Monitoring
King County - DNRP | 52 | 7 | 8 | 7 | 22 | 26 | 10 | 5 | 31.2% | 9.2% | 6.2% | 500 | 84.5 | 8.6 | 8.6 | 10.0 | 7.5 | 10.0 | 10.0 | 7.1 | 10.0 | 4.1 | 8.6 | Details |
| 23 | SIDL-1, S...Site Code: SIDL-1Seidel CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/8/2025
RPWS
City of Redmond | 29 | 4 | 4 | 4 | 12 | 10 | 5 | 3 | 38.8% | 31.9% | 14.7% | 116 | 47.6 | 0.7 | 4.3 | 4.3 | 3.8 | 1.8 | 3.8 | 4.3 | 8.2 | 10.0 | 6.6 | Details |
| 24 | SIDL-2, S...Site Code: SIDL-2Seidel CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/6/2025
RPWS
City of Redmond | 42 | 4 | 4 | 7 | 15 | 15 | 4 | 2 | 44.3% | 3.5% | 5.2% | 424 | 48.0 | 5.2 | 4.3 | 4.3 | 7.5 | 4.7 | 2.5 | 2.9 | 6.7 | 1.3 | 8.8 | Details |
| 25 | SIDL-3, S...Site Code: SIDL-3Seidel CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/5/2025
RPWS
City of Redmond | 32 | 4 | 4 | 6 | 14 | 12 | 7 | 2 | 36.4% | 22.7% | 9.1% | 66 | 55.3 | 1.7 | 4.3 | 4.3 | 6.2 | 2.9 | 6.2 | 2.9 | 8.8 | 10.0 | 7.9 | Details |
| 26 | Stensland ...Site Code: Stensland LowerStensland CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, CIP S...9/10/2024
CIP Support
King County - Roads | 24 | 2 | 3 | 5 | 10 | 12 | 8 | 2 | 62.0% | 23.5% | 9.3% | 353 | 42.3 | 0.0 | 1.4 | 2.9 | 5.0 | 2.9 | 7.5 | 2.9 | 1.9 | 10.0 | 7.8 | Details |
| 27 | Stensland ...Site Code: Stensland MiddleStensland CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, CIP S...9/10/2024
CIP Support
King County - Roads | 30 | 4 | 3 | 5 | 12 | 13 | 8 | 4 | 61.5% | 14.5% | 2.2% | 455 | 48.2 | 1.0 | 4.3 | 2.9 | 5.0 | 3.5 | 7.5 | 5.7 | 2.0 | 6.8 | 9.5 | Details |
| 28 | Stensland ...Site Code: Stensland Ponds-Reach #1Stensland CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2023, CIP S...8/24/2023
CIP Support
King County - Roads | 22 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 63.2% | 2.4% | 57.2% | 500 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.6 | 0.7 | 0.0 | Details |
| 29 | Stensland ...Site Code: Stensland Ponds-Reach #2Stensland CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, CIP S...9/10/2024
CIP Support
King County - Roads | 37 | 3 | 7 | 6 | 16 | 17 | 6 | 3 | 56.4% | 40.2% | 0.6% | 500 | 59.6 | 3.4 | 2.9 | 8.6 | 6.2 | 5.9 | 5.0 | 4.3 | 3.4 | 10.0 | 9.9 | Details |
| 30 | 08BEA38...Site Code: 08BEA3826Struve CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/3/2025
Ambient Monitoring
King County - DNRP | 60 | 5 | 8 | 9 | 22 | 23 | 10 | 4 | 35.2% | 18.6% | 5.6% | 500 | 87.5 | 10.0 | 5.7 | 10.0 | 10.0 | 9.4 | 10.0 | 5.7 | 9.1 | 8.8 | 8.7 | Details |
| 31 | TYLR-1, T...Site Code: TYLR-1Tylers CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/30/2025
RPWS
City of Redmond | 19 | 2 | 2 | 2 | 6 | 7 | 2 | 0 | 52.3% | 8.1% | 43.6% | 149 | 12.2 | 0.0 | 1.4 | 1.4 | 1.2 | 0.0 | 0.0 | 0.0 | 4.5 | 3.6 | 0.0 | Details |
| 32 | TYLR-2, T...Site Code: TYLR-2Tylers CreekBear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/26/2025
RPWS
City of Redmond | 24 | 2 | 2 | 1 | 5 | 4 | 2 | 0 | 56.2% | 3.4% | 21.2% | 146 | 12.6 | 0.0 | 1.4 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 3.5 | 1.2 | 5.1 | Details |
| 33 | 08LAK36...Site Code: 08LAK3627Ebright CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/11/2025
Ambient Monitoring
King County - DNRP | 39 | 5 | 4 | 5 | 14 | 14 | 6 | 2 | 56.6% | 11.4% | 17.0% | 500 | 45.7 | 4.1 | 5.7 | 4.3 | 5.0 | 4.1 | 5.0 | 2.9 | 3.4 | 5.2 | 6.0 | Details |
| 34 | EBR, Ebri...Site Code: EBREbright CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, WQ ...5/26/2022
WQ Expansion
City of Sammamish | 39 | 1 | 1 | 3 | 5 | 7 | 4 | 0 | 47.6% | 6.0% | 17.0% | 500 | 23.5 | 4.1 | 0.0 | 0.0 | 2.5 | 0.0 | 2.5 | 0.0 | 5.8 | 2.5 | 6.0 | Details |
| 35 | 08LAK36...Site Code: 08LAK3628Eden/George Davis CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...10/8/2025
Ambient Monitoring
King County - DNRP | 36 | 6 | 7 | 4 | 17 | 14 | 5 | 4 | 46.4% | 5.0% | 3.6% | 500 | 53.4 | 3.1 | 7.1 | 8.6 | 3.8 | 4.1 | 3.8 | 5.7 | 6.1 | 2.0 | 9.2 | Details |
| 36 | 08LAK38...Site Code: 08LAK3879Laughing Jacobs CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...10/7/2025
Ambient Monitoring
King County - DNRP | 34 | 5 | 8 | 5 | 18 | 18 | 6 | 3 | 43.6% | 22.2% | 2.2% | 500 | 65.2 | 2.4 | 5.7 | 10.0 | 5.0 | 6.5 | 5.0 | 4.3 | 6.9 | 10.0 | 9.5 | Details |
| 37 | LJU, Laug...Site Code: LJULaughing Jacobs CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, WQ ...5/27/2022
WQ Expansion
City of Sammamish | 21 | 1 | 1 | 0 | 2 | 5 | 0 | 0 | 72.0% | 0.0% | 34.8% | 500 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.9 | Details |
| 38 | 08LAK38...Site Code: 08LAK3880Many Springs CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/23/2025
Ambient Monitoring
King County - DNRP | 43 | 5 | 7 | 7 | 19 | 15 | 6 | 3 | 42.2% | 16.0% | 5.4% | 500 | 64.8 | 5.5 | 5.7 | 8.6 | 7.5 | 4.7 | 5.0 | 4.3 | 7.2 | 7.5 | 8.7 | Details |
| 39 | 08LAK35...Site Code: 08LAK3540Pine Lake CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/4/2025
Ambient Monitoring
King County - DNRP | 40 | 5 | 4 | 5 | 14 | 15 | 5 | 1 | 64.6% | 3.8% | 7.4% | 500 | 40.2 | 4.5 | 5.7 | 4.3 | 5.0 | 4.7 | 3.8 | 1.4 | 1.2 | 1.4 | 8.3 | Details |
| 40 | PINE, Pin...Site Code: PINEPine Lake CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, WQ ...5/26/2022
WQ Expansion
City of Sammamish | 26 | 2 | 1 | 1 | 4 | 2 | 0 | 0 | 68.1% | 1.6% | 20.4% | 495 | 7.2 | 0.0 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.3 | 5.3 | Details |
| 41 | Zackuse_l...Site Code: Zackuse_lowerZackuse CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Zack...8/26/2022
Zackuse Creek 2022
Snoqualmie Tribe | 37 | 1 | 6 | 2 | 9 | 6 | 5 | 0 | 63.0% | 7.4% | 22.0% | 500 | 25.3 | 3.4 | 0.0 | 7.1 | 1.2 | 0.0 | 3.8 | 0.0 | 1.6 | 3.2 | 4.9 | Details |
| 42 | Zackuse_...Site Code: Zackuse_upperZackuse CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Zack...8/26/2022
Zackuse Creek 2022
Snoqualmie Tribe | 26 | 1 | 3 | 4 | 8 | 7 | 5 | 0 | 62.1% | 15.0% | 10.5% | 153 | 26.8 | 0.0 | 0.0 | 2.9 | 3.8 | 0.0 | 3.8 | 0.0 | 1.9 | 7.0 | 7.6 | Details |
| 43 | ZAK, Zack...Site Code: ZAKZackuse CreekE Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, WQ ...9/11/2025
WQ Expansion
City of Sammamish | 43 | 1 | 3 | 5 | 9 | 10 | 6 | 0 | 33.4% | 6.6% | 10.2% | 500 | 40.2 | 5.5 | 0.0 | 2.9 | 5.0 | 1.8 | 5.0 | 0.0 | 9.6 | 2.8 | 7.6 | Details |
| 44 | 08EVA36...Site Code: 08EVA3642Evans Creek tributary (0107)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/31/2025
Ambient Monitoring
King County - DNRP | 47 | 6 | 8 | 7 | 21 | 22 | 10 | 4 | 49.4% | 26.4% | 1.4% | 500 | 81.0 | 6.9 | 7.1 | 10.0 | 7.5 | 8.8 | 10.0 | 5.7 | 5.3 | 10.0 | 9.7 | Details |
| 45 | 08EVA36...Site Code: 08EVA3640Evans Creek tributary (0108)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 42 | 4 | 8 | 7 | 19 | 19 | 9 | 3 | 51.4% | 16.0% | 7.3% | 463 | 67.6 | 5.2 | 4.3 | 10.0 | 7.5 | 7.1 | 8.8 | 4.3 | 4.8 | 7.5 | 8.3 | Details |
| 46 | 08EVA38...Site Code: 08EVA3813Evans Creek tributary (0108A)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 42 | 4 | 7 | 6 | 17 | 18 | 12 | 3 | 36.4% | 38.0% | 10.0% | 500 | 71.5 | 5.2 | 4.3 | 8.6 | 6.2 | 6.5 | 10.0 | 4.3 | 8.8 | 10.0 | 7.7 | Details |
| 47 | 08EVA36...Site Code: 08EVA3637Evans Creek tributary (0111E)Evans Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/24/2025
Ambient Monitoring
King County - DNRP | 59 | 2 | 7 | 6 | 15 | 11 | 8 | 3 | 26.0% | 16.4% | 9.2% | 500 | 65.9 | 10.0 | 1.4 | 8.6 | 6.2 | 2.4 | 7.5 | 4.3 | 10.0 | 7.7 | 7.9 | Details |
| 48 | 08CED_b...Site Code: 08CED_bug2Carey CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Integr...10/7/2025
Integrated Streams Program
King County - DNRP | 62 | 7 | 9 | 9 | 25 | 29 | 13 | 7 | 20.6% | 20.6% | 4.0% | 500 | 97.4 | 10.0 | 8.6 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 9.8 | 9.1 | Details |
| 49 | 08ISS472...Site Code: 08ISS4724Carey CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/23/2025
Ambient Monitoring
King County - DNRP | 47 | 8 | 7 | 5 | 20 | 24 | 7 | 5 | 39.4% | 10.4% | 13.8% | 500 | 73.4 | 6.9 | 10.0 | 8.6 | 5.0 | 10.0 | 6.2 | 7.1 | 8.0 | 4.7 | 6.8 | Details |
| 50 | 08ISS429...Site Code: 08ISS4294Fifteenmile CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/9/2025
Ambient Monitoring
King County - DNRP | 43 | 8 | 5 | 6 | 19 | 23 | 7 | 7 | 48.6% | 6.4% | 8.0% | 500 | 69.5 | 5.5 | 10.0 | 5.7 | 6.2 | 9.4 | 6.2 | 10.0 | 5.5 | 2.7 | 8.1 | Details |
| 51 | 08ISS457...Site Code: 08ISS4573High Point CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/27/2025
Ambient Monitoring
King County - DNRP | 64 | 12 | 11 | 6 | 29 | 30 | 9 | 10 | 27.2% | 18.0% | 1.4% | 500 | 93.2 | 10.0 | 10.0 | 10.0 | 6.2 | 10.0 | 8.8 | 10.0 | 10.0 | 8.5 | 9.7 | Details |
| 52 | 08ISS473...Site Code: 08ISS4730Holder CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/25/2025
Ambient Monitoring
King County - DNRP | 52 | 9 | 8 | 5 | 22 | 24 | 8 | 8 | 52.2% | 7.4% | 1.8% | 500 | 78.4 | 8.6 | 10.0 | 10.0 | 5.0 | 10.0 | 7.5 | 10.0 | 4.5 | 3.2 | 9.6 | Details |
| 53 | 08ISS473...Site Code: 08ISS4735Holder Creek tributaryIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/14/2025
Ambient Monitoring
King County - DNRP | 68 | 8 | 12 | 13 | 33 | 25 | 14 | 9 | 23.6% | 18.4% | 1.0% | 500 | 98.5 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 8.7 | 9.8 | Details |
| 54 | 08ISS_bu...Site Code: 08ISS_bug1Issaquah CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Integr...8/25/2025
Integrated Streams Program
King County - DNRP | 45 | 7 | 8 | 5 | 20 | 23 | 8 | 3 | 40.2% | 6.8% | 8.4% | 500 | 69.7 | 6.2 | 8.6 | 10.0 | 5.0 | 9.4 | 7.5 | 4.3 | 7.8 | 2.9 | 8.0 | Details |
| 55 | 08ISS387...Site Code: 08ISS3877Issaquah CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/7/2025
Ambient Monitoring
King County - DNRP | 51 | 8 | 5 | 7 | 20 | 25 | 8 | 3 | 45.8% | 6.2% | 2.8% | 500 | 71.5 | 8.3 | 10.0 | 5.7 | 7.5 | 10.0 | 7.5 | 4.3 | 6.3 | 2.6 | 9.3 | Details |
| 56 | 08ISS396...Site Code: 08ISS3962Issaquah CreekIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/23/2025
Ambient Monitoring
King County - DNRP | 58 | 9 | 6 | 10 | 25 | 29 | 5 | 6 | 37.4% | 10.6% | 3.2% | 500 | 82.1 | 10.0 | 10.0 | 7.1 | 10.0 | 10.0 | 3.8 | 8.6 | 8.5 | 4.8 | 9.3 | Details |
| 57 | 08ISS474...Site Code: 08ISS4748Issaquah Creek - E ForkIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/27/2025
Ambient Monitoring
King County - DNRP | 48 | 7 | 6 | 6 | 19 | 24 | 7 | 6 | 44.8% | 13.4% | 11.8% | 500 | 74.0 | 7.2 | 8.6 | 7.1 | 6.2 | 10.0 | 6.2 | 8.6 | 6.5 | 6.2 | 7.3 | Details |
| 58 | 08ISS488...Site Code: 08ISS4884Issaquah Creek - E ForkIssaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/23/2025
Ambient Monitoring
King County - DNRP | 56 | 7 | 12 | 9 | 28 | 26 | 10 | 9 | 49.6% | 8.6% | 0.0% | 500 | 87.6 | 10.0 | 8.6 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 5.2 | 3.8 | 10.0 | Details |
| 59 | 08ISS395...Site Code: 08ISS3958Issaquah Creek tributary (0198)Issaquah Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/23/2025
Ambient Monitoring
King County - DNRP | 56 | 4 | 8 | 6 | 18 | 14 | 9 | 3 | 41.2% | 7.2% | 6.8% | 500 | 66.7 | 10.0 | 4.3 | 10.0 | 6.2 | 4.1 | 8.8 | 4.3 | 7.5 | 3.1 | 8.4 | Details |
| 60 | 08LIT_bu...Site Code: 08LIT_bug1Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Integr...8/28/2025
Integrated Streams Program
King County - DNRP | 40 | 5 | 4 | 5 | 14 | 19 | 7 | 1 | 46.2% | 6.2% | 7.0% | 500 | 51.4 | 4.5 | 5.7 | 4.3 | 5.0 | 7.1 | 6.2 | 1.4 | 6.2 | 2.6 | 8.4 | Details |
| 61 | 08LIT258...Site Code: 08LIT2585Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...10/8/2025
Ambient Monitoring
King County - DNRP | 35 | 4 | 6 | 5 | 15 | 18 | 5 | 1 | 42.8% | 4.0% | 4.8% | 500 | 48.3 | 2.8 | 4.3 | 7.1 | 5.0 | 6.5 | 3.8 | 1.4 | 7.1 | 1.5 | 8.9 | Details |
| 62 | 08LIT260...Site Code: 08LIT2602Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/11/2025
Ambient Monitoring
King County - DNRP | 36 | 2 | 7 | 8 | 17 | 21 | 8 | 3 | 72.2% | 8.8% | 2.6% | 500 | 55.2 | 3.1 | 1.4 | 8.6 | 8.8 | 8.2 | 7.5 | 4.3 | 0.0 | 3.9 | 9.4 | Details |
| 63 | 08LIT260...Site Code: 08LIT2603Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/11/2025
Ambient Monitoring
King County - DNRP | 45 | 3 | 7 | 7 | 17 | 20 | 11 | 3 | 55.0% | 19.0% | 5.0% | 500 | 68.7 | 6.2 | 2.9 | 8.6 | 7.5 | 7.6 | 10.0 | 4.3 | 3.8 | 9.0 | 8.8 | Details |
| 64 | 08LIT268...Site Code: 08LIT2682Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/25/2025
Ambient Monitoring
King County - DNRP | 49 | 7 | 5 | 7 | 19 | 20 | 6 | 2 | 46.2% | 5.0% | 30.2% | 500 | 56.0 | 7.6 | 8.6 | 5.7 | 7.5 | 7.6 | 5.0 | 2.9 | 6.2 | 2.0 | 3.0 | Details |
| 65 | 08LIT268...Site Code: 08LIT2685Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, Ambi...8/6/2024
Ambient Monitoring
King County - DNRP | 40 | 5 | 4 | 5 | 14 | 19 | 4 | 2 | 58.8% | 3.6% | 19.4% | 500 | 41.4 | 4.5 | 5.7 | 4.3 | 5.0 | 7.1 | 2.5 | 2.9 | 2.8 | 1.3 | 5.5 | Details |
| 66 | 08LIT269...Site Code: 08LIT2692Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/13/2025
Ambient Monitoring
King County - DNRP | 36 | 4 | 3 | 9 | 16 | 17 | 8 | 3 | 61.8% | 11.8% | 39.0% | 500 | 46.2 | 3.1 | 4.3 | 2.9 | 10.0 | 5.9 | 7.5 | 4.3 | 1.9 | 5.4 | 0.9 | Details |
| 67 | 08LIT278...Site Code: 08LIT2781Little Bear CreekLittle Bear Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/25/2025
Ambient Monitoring
King County - DNRP | 34 | 5 | 8 | 4 | 17 | 21 | 7 | 2 | 44.6% | 11.8% | 8.2% | 500 | 59.3 | 2.4 | 5.7 | 10.0 | 3.8 | 8.2 | 6.2 | 2.9 | 6.6 | 5.4 | 8.1 | Details |
| 68 | 08NOR17...Site Code: 08NOR1750North CreekNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 40 | 6 | 7 | 5 | 18 | 21 | 5 | 3 | 61.2% | 3.2% | 9.2% | 500 | 52.5 | 4.5 | 7.1 | 8.6 | 5.0 | 8.2 | 3.8 | 4.3 | 2.1 | 1.1 | 7.9 | Details |
| 69 | 08NOR23...Site Code: 08NOR2306North CreekNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/4/2025
Ambient Monitoring
King County - DNRP | 19 | 3 | 0 | 3 | 6 | 14 | 3 | 1 | 85.8% | 1.0% | 0.6% | 500 | 22.0 | 0.0 | 2.9 | 0.0 | 2.5 | 4.1 | 1.2 | 1.4 | 0.0 | 0.0 | 9.9 | Details |
| 70 | COB0551...Site Code: COB05519-013032North CreekNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Bothe...8/5/2022
Bothell Bioassesment
City of Bothell | 15 | 1 | 0 | 4 | 5 | 8 | 3 | 0 | 87.0% | 1.0% | 4.4% | 500 | 14.6 | 0.0 | 0.0 | 0.0 | 3.8 | 0.6 | 1.2 | 0.0 | 0.0 | 0.0 | 9.0 | Details |
| 71 | 08NOR21...Site Code: 08NOR2115North Creek tributaryNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 26 | 3 | 2 | 5 | 10 | 10 | 2 | 0 | 65.6% | 1.0% | 13.8% | 500 | 18.8 | 0.0 | 2.9 | 1.4 | 5.0 | 1.8 | 0.0 | 0.0 | 0.9 | 0.0 | 6.8 | Details |
| 72 | COB 551...Site Code: COB 5519-000744North Creek tributaryNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Bothe...8/29/2022
Bothell Bioassesment
City of Bothell | 29 | 0 | 5 | 5 | 10 | 8 | 5 | 1 | 43.0% | 14.0% | 14.9% | 114 | 37.2 | 0.7 | 0.0 | 5.7 | 5.0 | 0.6 | 3.8 | 1.4 | 7.0 | 6.5 | 6.5 | Details |
| 73 | COB0551...Site Code: COB05519-011576North Creek tributaryNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Bothe...7/13/2022
Bothell Bioassesment
City of Bothell | 35 | 1 | 1 | 1 | 3 | 5 | 2 | 0 | 51.2% | 5.4% | 23.4% | 500 | 14.3 | 2.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 4.8 | 2.2 | 4.6 | Details |
| 74 | CQ-1, Nor...Site Code: CQ-1North Creek tributaryNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, Bothe...10/11/2024
Bothell Bioassesment
City of Bothell | 29 | 3 | 2 | 1 | 6 | 8 | 2 | 0 | 73.0% | 1.0% | 1.8% | 500 | 15.1 | 0.7 | 2.9 | 1.4 | 0.0 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 9.6 | Details |
| 75 | QC-2, Nor...Site Code: QC-2North Creek tributaryNorth Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2023, Bothe...10/3/2023
Bothell Bioassesment
City of Bothell | 11 | 1 | 2 | 1 | 4 | 3 | 2 | 0 | 66.7% | 6.2% | 20.8% | 48 | 9.8 | 0.0 | 0.0 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 2.6 | 5.2 | Details |
| 76 | PM-1, Pal...Site Code: PM-1Palm Creek (Bothell)North Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2024, Bothe...10/11/2024
Bothell Bioassesment
City of Bothell | 22 | 1 | 3 | 4 | 8 | 8 | 5 | 0 | 87.4% | 0.6% | 0.4% | 500 | 20.9 | 0.0 | 0.0 | 2.9 | 3.8 | 0.6 | 3.8 | 0.0 | 0.0 | 0.0 | 9.9 | Details |
| 77 | CliseRed2...Site Code: CliseRed214Clise CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/11/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 45 | 1 | 2 | 5 | 8 | 8 | 5 | 0 | 34.8% | 7.4% | 14.8% | 500 | 36.0 | 6.2 | 0.0 | 1.4 | 5.0 | 0.6 | 3.8 | 0.0 | 9.2 | 3.2 | 6.6 | Details |
| 78 | CTRY-1, ...Site Code: CTRY-1Country CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/17/2025
RPWS
City of Redmond | 26 | 1 | 2 | 0 | 3 | 6 | 4 | 0 | 45.8% | 0.8% | 20.4% | 500 | 15.5 | 0.0 | 0.0 | 1.4 | 0.0 | 0.0 | 2.5 | 0.0 | 6.3 | 0.0 | 5.3 | Details |
| 79 | CTRY-2, ...Site Code: CTRY-2Country CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/29/2025
RPWS
City of Redmond | 25 | 3 | 3 | 3 | 9 | 6 | 3 | 0 | 56.3% | 3.7% | 23.7% | 135 | 18.7 | 0.0 | 2.9 | 2.9 | 2.5 | 0.0 | 1.2 | 0.0 | 3.4 | 1.4 | 4.5 | Details |
| 80 | 08SAM28...Site Code: 08SAM2865Gold Creek (Sammamish)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/11/2025
Ambient Monitoring
King County - DNRP | 33 | 2 | 4 | 5 | 11 | 12 | 6 | 3 | 64.2% | 3.8% | 40.8% | 500 | 28.2 | 2.1 | 1.4 | 4.3 | 5.0 | 2.9 | 5.0 | 4.3 | 1.3 | 1.4 | 0.5 | Details |
| 81 | HSRed21...Site Code: HSRed210High School CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/12/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 42 | 5 | 4 | 6 | 15 | 15 | 5 | 2 | 38.6% | 5.4% | 22.2% | 500 | 48.0 | 5.2 | 5.7 | 4.3 | 6.2 | 4.7 | 3.8 | 2.9 | 8.2 | 2.2 | 4.8 | Details |
| 82 | 08SAM00...Site Code: 08SAM0000Peters CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 17 | 1 | 2 | 1 | 4 | 4 | 3 | 0 | 85.8% | 0.4% | 22.6% | 500 | 7.4 | 0.0 | 0.0 | 1.4 | 0.0 | 0.0 | 1.2 | 0.0 | 0.0 | 0.0 | 4.7 | Details |
| 83 | PeteRed1...Site Code: PeteRed174Peters CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/11/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 34 | 1 | 1 | 2 | 4 | 10 | 6 | 0 | 82.8% | 2.0% | 5.0% | 500 | 19.8 | 2.4 | 0.0 | 0.0 | 1.2 | 1.8 | 5.0 | 0.0 | 0.0 | 0.5 | 8.8 | Details |
| 84 | 08SAM19...Site Code: 08SAM1914Sammamish River tributary (0068)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/31/2025
Ambient Monitoring
King County - DNRP | 30 | 2 | 2 | 3 | 7 | 11 | 5 | 0 | 50.8% | 3.8% | 12.0% | 500 | 26.0 | 1.0 | 1.4 | 1.4 | 2.5 | 2.4 | 3.8 | 0.0 | 4.9 | 1.4 | 7.2 | Details |
| 85 | 08SAM28...Site Code: 08SAM2862Sammamish River tributary (0090)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/13/2025
Ambient Monitoring
King County - DNRP | 40 | 2 | 6 | 8 | 16 | 16 | 7 | 2 | 43.4% | 25.6% | 6.8% | 500 | 61.5 | 4.5 | 1.4 | 7.1 | 8.8 | 5.3 | 6.2 | 2.9 | 6.9 | 10.0 | 8.4 | Details |
| 86 | 08SAM30...Site Code: 08SAM3047Sammamish River tributary (0095D)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/23/2025
Ambient Monitoring
King County - DNRP | 50 | 5 | 8 | 5 | 18 | 14 | 6 | 1 | 30.4% | 14.0% | 3.0% | 500 | 65.0 | 7.9 | 5.7 | 10.0 | 5.0 | 4.1 | 5.0 | 1.4 | 10.0 | 6.5 | 9.3 | Details |
| 87 | 08SAM30...Site Code: 08SAM3045Sammamish River tributary (0095F)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/13/2025
Ambient Monitoring
King County - DNRP | 30 | 3 | 4 | 3 | 10 | 8 | 5 | 1 | 63.0% | 33.8% | 53.6% | 500 | 28.1 | 1.0 | 2.9 | 4.3 | 2.5 | 0.6 | 3.8 | 1.4 | 1.6 | 10.0 | 0.0 | Details |
| 88 | 08SAM26...Site Code: 08SAM2674Sammamish River tributary (0096D)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/11/2025
Ambient Monitoring
King County - DNRP | 38 | 3 | 4 | 5 | 12 | 13 | 6 | 2 | 72.0% | 5.0% | 42.0% | 500 | 29.6 | 3.8 | 2.9 | 4.3 | 5.0 | 3.5 | 5.0 | 2.9 | 0.0 | 2.0 | 0.2 | Details |
| 89 | 08SAM28...Site Code: 08SAM2855Sammamish River tributary (0101)Sammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/23/2025
Ambient Monitoring
King County - DNRP | 25 | 1 | 1 | 0 | 2 | 5 | 2 | 0 | 63.8% | 1.4% | 11.6% | 500 | 8.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4 | 0.2 | 7.3 | Details |
| 90 | TOSH-1, ...Site Code: TOSH-1Tosh CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/14/2025
RPWS
City of Redmond | 15 | 0 | 2 | 0 | 2 | 4 | 2 | 0 | 84.3% | 4.3% | 0.0% | 115 | 13.1 | 0.0 | 0.0 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.7 | 10.0 | Details |
| 91 | TOSH-2, ...Site Code: TOSH-2Tosh CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...7/3/2025
RPWS
City of Redmond | 28 | 2 | 2 | 5 | 9 | 10 | 3 | 0 | 49.0% | 12.7% | 27.4% | 157 | 26.1 | 0.3 | 1.4 | 1.4 | 5.0 | 1.8 | 1.2 | 0.0 | 5.4 | 5.9 | 3.6 | Details |
| 92 | TOSH-3, ...Site Code: TOSH-3Tosh CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/12/2025
RPWS
City of Redmond | 15 | 2 | 1 | 2 | 5 | 7 | 4 | 0 | 60.0% | 8.6% | 14.3% | 70 | 18.1 | 0.0 | 1.4 | 0.0 | 1.2 | 0.0 | 2.5 | 0.0 | 2.4 | 3.8 | 6.7 | Details |
| 93 | TOSH-4, ...Site Code: TOSH-4Tosh CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, RPW...8/20/2025
RPWS
City of Redmond | 20 | 2 | 2 | 1 | 5 | 3 | 2 | 0 | 62.4% | 1.2% | 36.5% | 85 | 6.3 | 0.0 | 1.4 | 1.4 | 0.0 | 0.0 | 0.0 | 0.0 | 1.8 | 0.1 | 1.5 | Details |
| 94 | VECB229...Site Code: VECB229Valley Estates CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/12/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 40 | 2 | 4 | 2 | 8 | 11 | 5 | 0 | 61.4% | 3.5% | 22.7% | 459 | 25.6 | 4.5 | 1.4 | 4.3 | 1.2 | 2.4 | 3.8 | 0.0 | 2.1 | 1.3 | 4.7 | Details |
| 95 | WC-1, Wa...Site Code: WC-1Waynita CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2022, Bothe...7/19/2022
Bothell Bioassesment
City of Bothell | 25 | 1 | 2 | 3 | 6 | 8 | 4 | 0 | 68.0% | 2.4% | 36.6% | 500 | 9.5 | 0.0 | 0.0 | 1.4 | 2.5 | 0.6 | 2.5 | 0.0 | 0.3 | 0.7 | 1.5 | Details |
| 96 | WLCRK1...Site Code: WLCRK1B231Willows CreekSammamish River SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Annu...8/11/2025
Annual Benthos Monitoring: 2016 - Ongoing
City of Redmond | 50 | 1 | 3 | 4 | 8 | 15 | 4 | 0 | 44.0% | 6.2% | 26.4% | 500 | 35.0 | 7.9 | 0.0 | 2.9 | 3.8 | 4.7 | 2.5 | 0.0 | 6.8 | 2.6 | 3.9 | Details |
| 97 | 08NOR13...Site Code: 08NOR1362Swamp CreekSwamp Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...10/8/2025
Ambient Monitoring
King County - DNRP | 38 | 6 | 5 | 4 | 15 | 18 | 3 | 2 | 54.4% | 3.6% | 2.6% | 500 | 45.6 | 3.8 | 7.1 | 5.7 | 3.8 | 6.5 | 1.2 | 2.9 | 3.9 | 1.3 | 9.4 | Details |
| 98 | 08NOR13...Site Code: 08NOR1370Swamp CreekSwamp Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...9/8/2025
Ambient Monitoring
King County - DNRP | 47 | 4 | 2 | 4 | 10 | 22 | 4 | 1 | 35.0% | 2.4% | 19.0% | 500 | 44.6 | 6.9 | 4.3 | 1.4 | 3.8 | 8.8 | 2.5 | 1.4 | 9.2 | 0.7 | 5.6 | Details |
| 99 | 08LAK36...Site Code: 08LAK3699Tibbetts Creek - LowerTibbetts Creek SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...8/25/2025
Ambient Monitoring
King County - DNRP | 22 | 2 | 2 | 2 | 6 | 8 | 7 | 0 | 88.2% | 1.6% | 4.4% | 500 | 20.2 | 0.0 | 1.4 | 1.4 | 1.2 | 0.6 | 6.2 | 0.0 | 0.0 | 0.3 | 9.0 | Details |
| 100 | 08LAK31...Site Code: 08LAK3121Idylwood CreekW Lake Sammamish SubbasinSammamish River BasinWRIA 8 - Cedar-Sammamish | 2025, Ambi...7/29/2025
Ambient Monitoring
King County - DNRP | 40 | 1 | 1 | 5 | 7 | 13 | 6 | 0 | 46.3% | 8.0% | 31.6% | 326 | 30.3 | 4.5 | 0.0 | 0.0 | 5.0 | 3.5 | 5.0 | 0.0 | 6.1 | 3.5 | 2.7 | Details |