NPDES permit WA0037087 · Major POTW · effective, expires 2030-01-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
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).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Temperature, water deg. centigrade | MO AVG | report only (alert) | all year |
| 001 | Temperature, water deg. centigrade | WKLY AVG | report only (alert) | all year |
| 001 | Oxygen, dissolved [DO] | MO AVG | report only (alert) | all year |
| 001 | Oxygen, dissolved [DO] | WKLY AVG | report only (alert) | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only (alert) | all year |
| 001 | pH | DAILY MN | >= 6 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | WKLY AVG | <= 45 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 15012 lb/d | all year |
| 001 | Solids, total suspended | WKLY AVG | <= 22518 lb/d | all year |
| 001 | Oil and grease, hexane extr method | Single Rdg | report only (alert) | all year |
| 001 | Nitrogen, ammonia total [as N] | Single Rdg | report only (alert) | all year |
| 001 | Nitrogen, Kjeldahl, total [as N] | Single Rdg | report only (alert) | all year |
| 001 | Nitrite + Nitrate total [as N] | Single Rdg | report only (alert) | all year |
| 001 | Phosphorus, total [as P] | Single Rdg | report only (alert) | all year |
| 001 | Cyanide, total [as CN] | Single Rdg | report only | all year |
| 001 | Cyanide, total [as CN] | Single Rdg | report only (alert) | all year |
| 001 | Hardness, total [as CaCO3] | Single Rdg | report only (alert) | all year |
| 001 | Arsenic, total [as As] | Single Rdg | report only (alert) | all year |
| 001 | Beryllium, total [as Be] | Single Rdg | report only (alert) | all year |
| 001 | Cadmium, total [as Cd] | Single Rdg | report only (alert) | all year |
| 001 | Chromium, total [as Cr] | Single Rdg | report only (alert) | all year |
| 001 | Copper, total [as Cu] | Single Rdg | report only (alert) | all year |
| 001 | Lead, total [as Pb] | Single Rdg | report only (alert) | all year |
| 001 | Thallium, total [as Tl] | Single Rdg | report only (alert) | all year |
| 001 | Nickel, total [as Ni] | Single Rdg | report only (alert) | all year |
| 001 | Silver, total [as Ag] | Single Rdg | report only (alert) | all year |
| 001 | Zinc, total [as Zn] | Single Rdg | report only (alert) | all year |
| 001 | Antimony, total [as Sb] | Single Rdg | report only (alert) | all year |
| 001 | Selenium, total [as Se] | Single Rdg | report only (alert) | all year |
| 001 | Chromium, hexavalent dissolved [as Cr] | Single Rdg | report only (alert) | all year |
| 001 | Total phenols | Single Rdg | report only (alert) | all year |
| 001 | Total phenols | Single Rdg | report only | all year |
| 001 | Phenolics, total | Single Rdg | report only (alert) | all year |
| 001 | .delta.-BHC | Single Rdg | report only (alert) | all year |
| 001 | Endosulfan sulfate | Single Rdg | report only (alert) | all year |
| 001 | .beta.-Endosulfan | Single Rdg | report only (alert) | all year |
| 001 | .alpha.-Endosulfan | Single Rdg | report only (alert) | all year |
| 001 | Endrin aldehyde | Single Rdg | report only (alert) | all year |
| 001 | 4,4'-DDT | Single Rdg | report only (alert) | all year |
| 001 | 4,4'-DDD | Single Rdg | report only (alert) | all year |
| 001 | 4,4'-DDE | Single Rdg | report only (alert) | all year |
| 001 | Aldrin | Single Rdg | report only (alert) | all year |
| 001 | .alpha.-BHC | Single Rdg | report only (alert) | all year |
| 001 | .gamma.-BHC | Single Rdg | report only (alert) | all year |
| 001 | Dieldrin | Single Rdg | report only (alert) | all year |
| 001 | Endrin | Single Rdg | report only (alert) | all year |
| 001 | Toxaphene | Single Rdg | report only (alert) | all year |
| 001 | Heptachlor | Single Rdg | report only (alert) | all year |
| 001 | Heptachlor epoxide | Single Rdg | report only (alert) | all year |
| 001 | Chlorine, total residual | MO AVG | <= .091 mg/L | all year |
| 001 | .beta.-BHC | Single Rdg | report only (alert) | all year |
| 001 | Chlordane | Single Rdg | report only (alert) | all year |
| 001 | Enterococci | MO GEOMN | report only (alert) | all year |
| 001 | Enterococci | MO MAX | report only (alert) | all year |
| 001 | Solids, total dissolved | Single Rdg | report only (alert) | all year |
| 001 | Mercury, total [as Hg] | Single Rdg | report only (alert) | all year |
| 001 | Coliform, fecal general | MO GEOMN | <= 200 #/100mL | all year |
| 001 | Coliform, fecal general | WK GEOMN | <= 400 #/100mL | all year |
| 001 | Flow | MO AVG | report only (alert) | all year |
| 001 | Flow | WKLY AVG | report only (alert) | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 25 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | WKLY AVG | <= 40 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 12510 lb/d (alert) | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | WKLY AVG | <= 20016 lb/d (alert) | all year |
| 001 | Solids, suspended percent removal | MO AV MN | >= 85 % | all year |
| 001 | Carbonaceous oxygen demand, % removal | MO AV MN | >= 85 % (alert) | all year |
| BIO | pH | Single Rdg | report only (alert) | all year |
| BIO | Cyanide, total [as CN] | Single Rdg | report only (alert) | all year |
| BIO | Cyanide, total [as CN] | Single Rdg | report only (alert) | all year |
| BIO | Beryllium, total [as Be] | Single Rdg | report only (alert) | all year |
| BIO | Cadmium, total [as Cd] | Single Rdg | report only (alert) | all year |
| BIO | Chromium, total [as Cr] | Single Rdg | report only (alert) | all year |
| BIO | Lead, total dry weight [as Pb] | Single Rdg | report only (alert) | all year |
| BIO | Thallium, total [as Tl] | Single Rdg | report only (alert) | all year |
| BIO | Nickel, total [as Ni] | Single Rdg | report only (alert) | all year |
| BIO | Silver, total [as Ag] | Single Rdg | report only (alert) | all year |
| BIO | Zinc in bottom deposits [dry wgt] | Single Rdg | report only (alert) | all year |
| BIO | Antimony, total [as Sb] | Single Rdg | report only (alert) | all year |
| BIO | Selenium, total [as Se] | Single Rdg | report only (alert) | all year |
| BIO | Total phenols | Single Rdg | report only (alert) | all year |
| BIO | Total phenols | Single Rdg | report only | all year |
| BIO | Phenolics, total | Single Rdg | report only (alert) | all year |
| BIO | Phenolics, total | Single Rdg | report only (alert) | all year |
| BIO | .delta.-BHC | Single Rdg | report only (alert) | all year |
| BIO | Endosulfan sulfate | Single Rdg | report only (alert) | all year |
| BIO | .beta.-Endosulfan | Single Rdg | report only (alert) | all year |
| BIO | .alpha.-Endosulfan | Single Rdg | report only (alert) | all year |
| BIO | Endrin aldehyde | Single Rdg | report only (alert) | all year |
| BIO | 4,4'-DDT | Single Rdg | report only (alert) | all year |
| BIO | 4,4'-DDD | Single Rdg | report only (alert) | all year |
| BIO | 4,4'-DDE | Single Rdg | report only (alert) | all year |
| BIO | Aldrin | Single Rdg | report only (alert) | all year |
| BIO | .alpha.-BHC | Single Rdg | report only (alert) | all year |
| BIO | .gamma.-BHC | Single Rdg | report only (alert) | all year |
| BIO | Dieldrin | Single Rdg | report only (alert) | all year |
| BIO | Endrin | Single Rdg | report only (alert) | all year |
| BIO | Toxaphene | Single Rdg | report only (alert) | all year |
| BIO | Heptachlor | Single Rdg | report only (alert) | all year |
| BIO | Heptachlor epoxide | Single Rdg | report only (alert) | all year |
| BIO | Arsenic total, dry weight, sludge | Single Rdg | report only (alert) | all year |
| BIO | .beta.-BHC | Single Rdg | report only (alert) | all year |
| BIO | Chlordane | Single Rdg | report only (alert) | all year |
| BIO | Mercury, tot in bot deposits [dry wgt] | Single Rdg | report only (alert) | all year |
| BIO | Copper, sludge, total, dry weight [as Cu] | Single Rdg | report only (alert) | all year |
| INF | BOD, 5-day, 20 deg. C | MAXIMUM | report only (alert) | all year |
| INF | BOD, 5-day, 20 deg. C | MO AVG | report only (alert) | all year |
| INF | BOD, 5-day, 20 deg. C | MAXIMUM | report only (alert) | all year |
| INF | BOD, 5-day, 20 deg. C | MO AVG | report only (alert) | all year |
| INF | pH | Single Rdg | report only (alert) | all year |
| INF | Solids, total suspended | MAXIMUM | report only (alert) | all year |
| INF | Solids, total suspended | MO AVG | report only (alert) | all year |
| INF | Solids, total suspended | MAXIMUM | report only (alert) | all year |
| INF | Solids, total suspended | MO AVG | report only (alert) | all year |
| INF | Phosphorus, total [as P] | MO AVG | report only (alert) | all year |
| INF | Cyanide, total [as CN] | Single Rdg | report only | all year |
| INF | Cyanide, total [as CN] | Single Rdg | report only (alert) | all year |
| INF | Arsenic, total [as As] | Single Rdg | report only (alert) | all year |
| INF | Beryllium, total [as Be] | Single Rdg | report only (alert) | all year |
| INF | Cadmium, total [as Cd] | Single Rdg | report only (alert) | all year |
| INF | Chromium, total [as Cr] | Single Rdg | report only (alert) | all year |
| INF | Copper, total [as Cu] | Single Rdg | report only (alert) | all year |
| INF | Lead, total [as Pb] | Single Rdg | report only (alert) | all year |
| INF | Thallium, total [as Tl] | Single Rdg | report only (alert) | all year |
| INF | Nickel, total [as Ni] | Single Rdg | report only (alert) | all year |
| INF | Silver, total [as Ag] | Single Rdg | report only (alert) | all year |
| INF | Zinc, total [as Zn] | Single Rdg | report only (alert) | all year |
| INF | Antimony, total [as Sb] | Single Rdg | report only (alert) | all year |
| INF | Selenium, total [as Se] | Single Rdg | report only (alert) | all year |
| INF | Chromium, hexavalent dissolved [as Cr] | Single Rdg | report only (alert) | all year |
| INF | Total phenols | Single Rdg | report only | all year |
| INF | Total phenols | Single Rdg | report only | all year |
| INF | Phenolics, total | Single Rdg | report only (alert) | all year |
| INF | .delta.-BHC | Single Rdg | report only (alert) | all year |
| INF | Endosulfan sulfate | Single Rdg | report only (alert) | all year |
| INF | .beta.-Endosulfan | Single Rdg | report only (alert) | all year |
| INF | .alpha.-Endosulfan | Single Rdg | report only (alert) | all year |
| INF | Endrin aldehyde | Single Rdg | report only (alert) | all year |
| INF | 4,4'-DDT | Single Rdg | report only (alert) | all year |
| INF | 4,4'-DDD | Single Rdg | report only (alert) | all year |
| INF | 4,4'-DDE | Single Rdg | report only (alert) | all year |
| INF | Aldrin | Single Rdg | report only (alert) | all year |
| INF | .alpha.-BHC | Single Rdg | report only (alert) | all year |
| INF | .gamma.-BHC | Single Rdg | report only (alert) | all year |
| INF | Dieldrin | Single Rdg | report only (alert) | all year |
| INF | Endrin | Single Rdg | report only (alert) | all year |
| INF | Toxaphene | Single Rdg | report only (alert) | all year |
| INF | Heptachlor | Single Rdg | report only (alert) | all year |
| INF | Heptachlor epoxide | Single Rdg | report only (alert) | all year |
| INF | .beta.-BHC | Single Rdg | report only (alert) | all year |
| INF | Chlordane | Single Rdg | report only (alert) | all year |
| INF | Oil & grease, non-polar material | Single Rdg | report only (alert) | all year |
| INF | Perfluorooctanoic acid (PFOA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorobutanoic acid (PFBA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorooctanesulfonamide (PFOSA) | Single Rdg | report only (alert) | all year |
| INF | Perfluoropentanoic acid (PFPeA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorohexanoic acid (PFHxA) | Single Rdg | report only (alert) | all year |
| INF | Perfluoroheptanoic acid (PFHpA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorononanoic acid (PFNA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorodecanoic acid (PFDA) | Single Rdg | report only (alert) | all year |
| INF | Perfluoroundecanoic acid (PFUnA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorododecanoic acid (PFDoA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorotridecanoic acid (PFTrDA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorotetradecanoic acid (PFTeDA) | Single Rdg | report only (alert) | all year |
| INF | N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | Single Rdg | report only (alert) | all year |
| INF | N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | Single Rdg | report only (alert) | all year |
| INF | N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | Single Rdg | report only (alert) | all year |
| INF | N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorobutanesulfonic acid (PFBS) | Single Rdg | report only (alert) | all year |
| INF | Perfluorodecanesulfonic acid (PFDS) | Single Rdg | report only (alert) | all year |
| INF | Perfluoroheptanesulfonic acid (PFHpS) | Single Rdg | report only (alert) | all year |
| INF | Perfluorohexanesulfonic acid (PFHxS) | Single Rdg | report only (alert) | all year |
| INF | Perfluorooctanesulfonic acid (PFOS) | Single Rdg | report only (alert) | all year |
| INF | 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | Single Rdg | report only (alert) | all year |
| INF | 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | Single Rdg | report only (alert) | all year |
| INF | 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | Single Rdg | report only (alert) | all year |
| INF | Perfluoropentanesulfonic acid (PFPeS) | Single Rdg | report only (alert) | all year |
| INF | Perfluorononanesulfonic acid (PFNS) | Single Rdg | report only (alert) | all year |
| INF | Hexafluoropropylene oxide dimer acid (HFPO-DA) | Single Rdg | report only (alert) | all year |
| INF | Perfluoro-3,5,7-trioxaoctanoic acid | Single Rdg | report only (alert) | all year |
| INF | Perfluoro-4-isopropoxybutanoic acid | Single Rdg | report only (alert) | all year |
| INF | Perfluoro-2-methoxypropanoic acid | Single Rdg | report only (alert) | all year |
| INF | Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | Single Rdg | report only (alert) | all year |
| INF | Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | Single Rdg | report only (alert) | all year |
| INF | Perfluorododecanesulfonic acid (PFDoS) | Single Rdg | report only (alert) | all year |
| INF | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | Single Rdg | report only (alert) | all year |
| INF | Potassium 9-chlorohexadecafluoro-3-oxanonane-1-sulfonate | Single Rdg | report only (alert) | all year |
| INF | Potassium 11-chloroeicosafluoro-3-oxaundecane-1-sulfonate | Single Rdg | report only (alert) | all year |
| INF | N-methyl perfluorooctanesulfonamide (NMeFOSA) | Single Rdg | report only (alert) | all year |
| INF | N-ethyl perfluorooctanesulfonamide (NEtFOSA) | Single Rdg | report only (alert) | all year |
| INF | Mercury, total [as Hg] | Single Rdg | report only (alert) | all year |
| INF | Flow | MAXIMUM | report only (alert) | all year |
| INF | Flow | MO AVG | report only (alert) | all year |
| INF | BOD, carbonaceous [5 day, 20 C] | MAXIMUM | report only (alert) | all year |
| INF | BOD, carbonaceous [5 day, 20 C] | MO AVG | report only (alert) | all year |
| INF | BOD, carbonaceous [5 day, 20 C] | MAXIMUM | report only (alert) | all year |
| INF | BOD, carbonaceous [5 day, 20 C] | MO AVG | 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