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Sewage treatment plant, major discharger, University Place, Washington. NPDES permit WA0039624, in force until May 31, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | monthly average | report only (deg C) (alert, not enforceable) | all year | 001 |
| Oxygen, dissolved [DO] | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| BOD, 5-day, 20 deg. C | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Solids, total suspended | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 11334 lb/d | all year | 001 |
| Solids, total suspended | weekly average | ≤ 17001 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Nitrite + Nitrate total [as N] | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Phosphorus, total [as P] | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Hardness, total [as CaCO3] | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Arsenic, total [as As] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Beryllium, total [as Be] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Cadmium, total [as Cd] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Chromium, total [as Cr] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Copper, total [as Cu] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Lead, total [as Pb] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Thallium, total [as Tl] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Nickel, total [as Ni] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Silver, total [as Ag] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Zinc, total [as Zn] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Antimony, total [as Sb] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Selenium, total [as Se] | single reading | report only (ug/L) (alert, not enforceable) | all year | 001 |
| Enterococci | monthly geometric mean | report only (#/100mL) (alert, not enforceable) | all year | 001 |
| Enterococci | monthly maximum | report only (#/100mL) (alert, not enforceable) | all year | 001 |
| pH, maximum | daily maximum | ≤ 9 SU | all year | 001 |
| pH, minimum | daily minimum | ≥ 6 SU | all year | 001 |
| Solids, total dissolved | single reading | report only (mg/L) (alert, not enforceable) | all year | 001 |
| Mercury, total [as Hg] | single reading | report only (ng/L) (alert, not enforceable) | all year | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | weekly geometric mean | ≤ 400 #/100mL | all year | 001 |
| Flow | maximum | report only (MGD) (alert, not enforceable) | all year | 001 |
| Flow | monthly average | report only (MGD) (alert, not enforceable) | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 16 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 25 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 5984 lb/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly average | ≤ 9574 lb/d | all year | 001 |
| Solids, suspended percent removal | minimum | ≥ 85 % | all year | 001 |
| Carbonaceous oxygen demand, % removal | minimum | ≥ 85 % | all year | 001 |
| pH | single reading | report only (SU) (alert, not enforceable) | all year | BIO |
| Beryllium, total [as Be] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Cadmium, total [as Cd] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Chromium, total [as Cr] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Lead, total dry weight [as Pb] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Thallium, total [as Tl] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Nickel, total [as Ni] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Silver, total [as Ag] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Zinc in bottom deposits [dry wgt] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Antimony, total [as Sb] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Selenium, total [as Se] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Arsenic total, dry weight, sludge | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Mercury, tot in bot deposits [dry wgt] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| Copper, sludge, total, dry weight [as Cu] | single reading | report only (mg/kg) (alert, not enforceable) | all year | BIO |
| BOD, 5-day, 20 deg. C | maximum | report only (mg/L) (alert, not enforceable) | all year | INFL |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) (alert, not enforceable) | all year | INFL |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 85200 lb/d | all year | INFL |
| BOD, 5-day, 20 deg. C | maximum | report only (lb/d) (alert, not enforceable) | all year | INFL |
| pH | single reading | report only (SU) (alert, not enforceable) | all year | INFL |
| Solids, total suspended | maximum | report only (mg/L) (alert, not enforceable) | all year | INFL |
| Solids, total suspended | monthly average | report only (mg/L) (alert, not enforceable) | all year | INFL |
| Arsenic, total [as As] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Beryllium, total [as Be] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Cadmium, total [as Cd] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Chromium, total [as Cr] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Copper, total [as Cu] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Lead, total [as Pb] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Thallium, total [as Tl] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Nickel, total [as Ni] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Silver, total [as Ag] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Zinc, total [as Zn] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Antimony, total [as Sb] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Selenium, total [as Se] | single reading | report only (ug/L) (alert, not enforceable) | all year | INFL |
| Perfluorooctanoic acid (PFOA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorobutanoic acid (PFBA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorooctanesulfonamide (PFOSA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoropentanoic acid (PFPeA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorohexanoic acid (PFHxA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoroheptanoic acid (PFHpA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorononanoic acid (PFNA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorodecanoic acid (PFDA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoroundecanoic acid (PFUnA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorododecanoic acid (PFDoA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorotridecanoic acid (PFTrDA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorotetradecanoic acid (PFTeDA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorobutanesulfonic acid (PFBS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorodecanesulfonic acid (PFDS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoroheptanesulfonic acid (PFHpS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorohexanesulfonic acid (PFHxS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorooctanesulfonic acid (PFOS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| 1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| 1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoropentanesulfonic acid (PFPeS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorononanesulfonic acid (PFNS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoro-3,5,7-trioxaoctanoic acid | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoro-4-isopropoxybutanoic acid | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoro-2-methoxypropanoic acid | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Perfluorododecanesulfonic acid (PFDoS) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Potassium 9-chlorohexadecafluoro-3-oxanonane-1-sulfonate | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Potassium 11-chloroeicosafluoro-3-oxaundecane-1-sulfonate | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| N-methyl perfluorooctanesulfonamide (NMeFOSA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| N-ethyl perfluorooctanesulfonamide (NEtFOSA) | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Mercury, total [as Hg] | single reading | report only (ng/L) (alert, not enforceable) | all year | INFL |
| Flow | maximum | report only (MGD) (alert, not enforceable) | all year | INFL |
| Flow | monthly average | report only (MGD) (alert, not enforceable) | all year | INFL |
| BOD, carbonaceous [5 day, 20 C] | maximum | report only (mg/L) (alert, not enforceable) | all year | INFL |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) (alert, not enforceable) | all year | INFL |
| BOD, carbonaceous [5 day, 20 C] | maximum | report only (lb/d) (alert, not enforceable) | all year | INFL |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (lb/d) (alert, not enforceable) | all year | INFL |
Cited limits by parameter: Washington's rules and the federal ones.
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