| 1 | 09COV11... Site Code: 09COV1165Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2023, Ambi...8/17/2023
Ambient Monitoring
King County - DNRP | 45 | 8 | 8 | 7 | 23 | 26 | 9 | 6 | 54.4% | 12.6% | 0.4% | 500 | 80.7 | 6.2 | 10.0 | 10.0 | 7.5 | 10.0 | 8.8 | 8.6 | 3.9 | 5.8 | 9.9 | Details |
| 2 | 09COV14...Site Code: 09COV1418Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2023, Ambi...9/13/2023
Ambient Monitoring
King County - DNRP | 51 | 11 | 7 | 5 | 23 | 26 | 4 | 6 | 47.8% | 4.4% | 6.2% | 496 | 68.9 | 8.3 | 10.0 | 8.6 | 5.0 | 10.0 | 2.5 | 8.6 | 5.7 | 1.7 | 8.6 | Details |
| 3 | 09COV17...Site Code: 09COV1756Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2023, Ambi...9/11/2023
Ambient Monitoring
King County - DNRP | 46 | 5 | 9 | 7 | 21 | 20 | 9 | 6 | 47.8% | 7.2% | 3.2% | 500 | 72.8 | 6.6 | 5.7 | 10.0 | 7.5 | 7.6 | 8.8 | 8.6 | 5.7 | 3.1 | 9.3 | Details |
| 4 | 09COV17...Site Code: 09COV1798Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2012, Ambi...9/5/2012
Ambient Monitoring
King County - DNRP | 36 | 3 | 6 | 5 | 14 | 13 | 7 | 1 | 51.0% | 23.2% | 15.8% | 500 | 50.5 | 3.1 | 2.9 | 7.1 | 5.0 | 3.5 | 6.2 | 1.4 | 4.9 | 10.0 | 6.3 | Details |
| 5 | C320 Covi...Site Code: C320 CovingtonCovington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2001, KC Hi...8/27/2001
KC Historical
King County - DNRP | 35 | 7 | 6 | 8 | 21 | 23 | 7 | 3 | 39.0% | 12.6% | 7.0% | 500 | 78.2 | 9.0 | 8.6 | 7.1 | 8.8 | 10.0 | 6.2 | 4.3 | 10.0 | 5.8 | 8.4 | Details |
| 6 | C320_MK...Site Code: C320_MKCovington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 1996, KC Hi...9/24/1996
KC Historical
King County - DNRP | 48 | 7 | 11 | 7 | 25 | 25 | 8 | 7 | 37.3% | 23.9% | 3.7% | 485 | 88.5 | 7.2 | 8.6 | 10.0 | 7.5 | 10.0 | 7.5 | 10.0 | 8.6 | 10.0 | 9.1 | Details |
| 7 | CV, Covin...Site Code: CVCovington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 1995, B. Kl...9/1/1995
B. Kleindl's Thesis
University of Washington | 27 | 8 | 7 | 3 | 18 | 19 | 6 | 7 | 41.0% | 6.6% | 1.6% | 500 | 72.0 | 5.2 | 10.0 | 8.6 | 2.5 | 8.2 | 5.0 | 10.0 | 10.0 | 2.8 | 9.6 | Details |
| 8 | E333, Co...Site Code: E333Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2010, ESA ...9/1/2010
ESA Water Quality
King County - Roads | 36 | 7 | 8 | 7 | 22 | 22 | 7 | 5 | 46.4% | 10.2% | 21.8% | 500 | 77.9 | 9.5 | 8.6 | 10.0 | 7.5 | 10.0 | 6.2 | 7.1 | 9.4 | 4.6 | 4.9 | Details |
| 9 | E3516, C...Site Code: E3516Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2010, ESA ...9/1/2010
ESA Water Quality
King County - Roads | 27 | 6 | 6 | 6 | 18 | 19 | 5 | 5 | 48.0% | 10.8% | 0.4% | 500 | 68.7 | 5.2 | 7.1 | 7.1 | 6.2 | 8.2 | 3.8 | 7.1 | 8.9 | 4.9 | 9.9 | Details |
| 10 | R320_MK...Site Code: R320_MKCovington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 1996, KC Hi...9/24/1996
KC Historical
King County - DNRP | 24 | 1 | 2 | 2 | 5 | 8 | 3 | 0 | 57.7% | 13.0% | 15.4% | 499 | 20.0 | 0.0 | 0.0 | 1.4 | 1.2 | 0.6 | 1.2 | 0.0 | 3.1 | 6.0 | 6.4 | Details |
| 11 | soos04, C...Site Code: soos04Covington CreekCovington Creek SubbasinDuwamish - Green River BasinWRIA 9 - Duwamish-Green | 2002, KC Hi...9/30/2002
KC Historical
King County - DNRP | 28 | 6 | 6 | 9 | 21 | 20 | 6 | 7 | 69.8% | 11.4% | 0.0% | 500 | 72.2 | 5.7 | 7.1 | 7.1 | 10.0 | 8.8 | 5.0 | 10.0 | 3.2 | 5.2 | 10.0 | Details |