King County Dept of Natural Resources and Parks

NPDES permit WA0032182 · Minor POTW · effective, expires 2026-10-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 56 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among WA permits in EPA's filings — check your permit).

Limits in force (86)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX <= 33 deg C Jun, Jul, Aug, Sep
001Oxygen, dissolved [DO]AVERAGE report only (alert) all year
001Oxygen, dissolved [DO]DAILY MN report only (alert) all year
001Solids, total suspendedAVERAGE <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedAVERAGE <= 120 lb/d all year
001Solids, total suspendedWKLY AVG <= 180 lb/d all year
001Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
001Nitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
001Nitrogen, ammonia total [as N]AVERAGE report only (alert) Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Nitrogen, ammonia total [as N]AVERAGE <= 4.1 lb/d Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX report only (alert) Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]MAXIMUM report only (alert) all year
001Nitrite + Nitrate total [as N]MAXIMUM report only (alert) all year
001Nitrogen, inorganic totalAVERAGE report only (alert) all year
001Nitrogen, inorganic totalWKLY AVG report only (alert) all year
001Phosphorus, total [as P]MAXIMUM report only (alert) all year
001Phosphorus, dissolved reactive [drp as P]MAXIMUM report only (alert) all year
001Chlorine, total residualDAILY MX <= 741 ug/L all year
001E. coliMO GEOMN report only (alert) all year
001E. coliWK GEOMN report only (alert) all year
001pH, maximumDAILY MX <= 9 SU all year
001pH, minimumDAILY MN >= 6 SU all year
001Coliform, fecal generalMO GEOMN <= 200 #/100mL all year
001Coliform, fecal generalWK GEOMN <= 400 #/100mL all year
001FlowAVERAGE report only (alert) all year
001FlowMAXIMUM report only (alert) all year
001BOD, carbonaceous [5 day, 20 C]AVERAGE <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]AVERAGE <= 100 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]AVERAGE <= 20.1 lb/d Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 160 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
001Solids, suspended percent removalMO AV MN >= 85 % all year
001Carbonaceous oxygen demand, % removalMO AV MN >= 85 % all year
002Oxygen, dissolved [DO]AVERAGE report only (alert) all year
002Solids, total suspendedAVERAGE <= 30 mg/L all year
002Solids, total suspendedAVERAGE <= 20 mg/L all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedAVERAGE <= 120 lb/d all year
002Solids, total suspendedWKLY AVG <= 180 lb/d all year
002Nitrogen, ammonia total [as N]AVERAGE report only (alert) all year
002Nitrogen, ammonia total [as N]MAXIMUM report only (alert) all year
002Nitrogen, ammonia total [as N]AVERAGE report only (alert) Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
002Nitrogen, ammonia total [as N]AVERAGE <= 4.1 lb/d Aug, Sep, Oct
002Nitrogen, ammonia total [as N]DAILY MX report only (alert) Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
002Nitrogen, Kjeldahl, total [as N]MAXIMUM report only (alert) all year
002Nitrogen, Kjeldahl, total [as N]AVERAGE <= 3 mg/L all year
002Nitrite + Nitrate total [as N]MAXIMUM report only (alert) all year
002Nitrogen, inorganic totalAVERAGE <= 14.8 mg/L all year
002Nitrogen, inorganic totalWKLY AVG <= 22.2 mg/L all year
002Phosphorus, total [as P]MAXIMUM report only (alert) all year
002Phosphorus, total [as P]AVERAGE <= 4.7 mg/L all year
002Phosphorus, dissolved reactive [drp as P]MAXIMUM report only (alert) all year
002pH, maximumDAILY MX <= 9 SU all year
002pH, minimumDAILY MN >= 6 SU all year
002Coliform, total generalDAILY MX <= 23 #/100mL all year
002FlowAVERAGE report only (alert) all year
002FlowAVERAGE <= .321 MGD all year
002FlowMAXIMUM report only (alert) all year
002BOD, carbonaceous [5 day, 20 C]AVERAGE <= 17 mg/L all year
002BOD, carbonaceous [5 day, 20 C]AVERAGE <= 25 mg/L all year
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
002BOD, carbonaceous [5 day, 20 C]AVERAGE <= 20.1 lb/d Aug, Sep, Oct
002BOD, carbonaceous [5 day, 20 C]AVERAGE <= 100 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 160 lb/d Jan, Feb, Mar, Apr, May, Jun, Jul, Nov, Dec
002Solids, suspended percent removalMO AV MN >= 85 % all year
002Carbonaceous oxygen demand, % removalMO AV MN >= 85 % all year
002VChlorine, total residualDAILY MX <= 19 ug/L all year
DPMTurbidityAVERAGE <= .2 NTU all year
DPMTurbidityDAILY MX <= .5 NTU all year
DPMUltraviolet light dosageAVERAGE report only (alert) all year
DPMUltraviolet light dosageMINIMUM report only (alert) all year
INFBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
INFBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
INFBOD, 5-day, 20 deg. CAVERAGE report only (alert) all year
INFBOD, 5-day, 20 deg. CMAXIMUM report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFSolids, total suspendedAVERAGE report only (alert) all year
INFSolids, total suspendedMAXIMUM report only (alert) all year
INFFlowAVERAGE report only (alert) all year
INFFlowMAXIMUM report only (alert) all year
INFBOD, carbonaceous [5 day, 20 C]AVERAGE report only (alert) all year
INFBOD, carbonaceous [5 day, 20 C]MAXIMUM report only (alert) all year
INFBOD, carbonaceous [5 day, 20 C]AVERAGE report only (alert) all year
INFBOD, carbonaceous [5 day, 20 C]MAXIMUM report only (alert) all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states