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Pulp Mills, major discharger, Lewiston, Idaho. NPDES permit ID0001163 expired Apr 30, 2010; its limits still apply. Last 12 months: over a limit 2 times (last January 2026), 4 of 36 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit |
|---|---|---|---|
| December 2025 | pH, instantaneous maximum | 9.2 SU | ≤ 9 SU |
| January 2026 | pH, instantaneous maximum | 9.4 SU | ≤ 9 SU |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Jul | 001 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Jul | 001 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Aug, Sep | 001 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Aug, Sep | 001 |
| Temperature, water deg. centigrade | monthly average | report only (deg C) | Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Jul | 001 |
| Temperature, water deg. centigrade | daily maximum | ≤ 32 deg C | Jul | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | Aug, Sep | 001 |
| Temperature, water deg. centigrade | daily maximum | ≤ 31 deg C | Aug, Sep | 001 |
| Temperature, water deg. centigrade | daily maximum | ≤ 33 deg C | Jan, Feb, Mar, Apr, May, Jun, Oct, Nov, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | Jan, Feb, Mar, Apr, May, Dec | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | Jan, Feb, Mar, Apr, May, Dec | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 5100 lb/d | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 8400 lb/d | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 28800 lb/d | Jan, Feb, Mar, Apr, May, Dec | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 9800 lb/d | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 15000 lb/d | Jun–Nov | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 55100 lb/d | Jan, Feb, Mar, Apr, May, Dec | 001 |
| pH | instantaneous minimum | ≥ 5.5 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 50600 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 94400 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | monthly average | ≤ 10 pg/L | Mar, Jun, Sep, Dec | 001 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | daily maximum | ≤ 10 pg/L | Mar, Jun, Sep, Dec | 001 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | monthly average | ≤ .72 mg/d | Mar, Jun, Sep, Dec | 001 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | daily maximum | ≤ .72 mg/d | Mar, Jun, Sep, Dec | 001 |
| Toxicity [chronic], Ceriodaphnia dubia | monthly average | report only (tox chronic) | Mar, Jun, Sep, Dec | 001 |
| Toxicity [chronic], Ceriodaphnia dubia | daily maximum | report only (tox chronic) | Mar, Jun, Sep, Dec | 001 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | monthly average | report only (tox chronic) | Mar, Jun, Sep, Dec | 001 |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | daily maximum | report only (tox chronic) | Mar, Jun, Sep, Dec | 001 |
| Flow | monthly average | report only (MGD) | all year | 001 |
| Flow | daily maximum | report only (MGD) | all year | 001 |
| Adsorbable organic halides [AOX] | monthly average | report only (mg/L) | all year | 001 |
| Adsorbable organic halides [AOX] | daily maximum | report only (mg/L) | all year | 001 |
| Adsorbable organic halides [AOX] | monthly average | ≤ 2590 lb/d | all year | 001 |
| Adsorbable organic halides [AOX] | daily maximum | ≤ 3950 lb/d | all year | 001 |
| Chemical oxygen demand [COD] | monthly average | report only (mg/L) | all year | 001 |
| Chemical oxygen demand [COD] | daily maximum | report only (mg/L) | all year | 001 |
| Chloroform | monthly average | ≤ 17.2 lb/d | all year | 011 |
| Chloroform | daily maximum | ≤ 28.8 lb/d | all year | 011 |
| 2,4,6-Trichlorophenol | monthly average | report only (ug/L) | all year | 011 |
| 2,4,6-Trichlorophenol | daily maximum | ≤ 2.5 ug/L | all year | 011 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | monthly average | report only (pg/L) | all year | 011 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | daily maximum | ≤ 10 pg/L | all year | 011 |
| 2,3,7,8-Tetrachlorodibenzofuran | monthly average | report only (pg/L) | all year | 011 |
| 2,3,7,8-Tetrachlorodibenzofuran | daily maximum | ≤ 31.9 pg/L | all year | 011 |
| Pentachlorophenol | monthly average | report only (ug/L) | all year | 011 |
| Pentachlorophenol | daily maximum | ≤ 5 ug/L | all year | 011 |
| 3,4,6-Trichloroguaiacol | monthly average | report only (ug/L) | all year | 011 |
| 3,4,6-Trichloroguaiacol | daily maximum | ≤ 2.5 ug/L | all year | 011 |
| 3,4,6-Trichlorocatechol | monthly average | report only (ug/L) | all year | 011 |
| 3,4,6-Trichlorocatechol | daily maximum | ≤ 5 ug/L | all year | 011 |
| 2,4,5-Trichlorophenol | monthly average | report only (ug/L) | all year | 011 |
| 2,4,5-Trichlorophenol | daily maximum | ≤ 2.5 ug/L | all year | 011 |
| 3,4,5-Trichloroguaiacol | monthly average | report only (ug/L) | all year | 011 |
| 3,4,5-Trichloroguaiacol | daily maximum | ≤ 2.5 ug/L | all year | 011 |
| 3,4,5-Trichlorocatechol | monthly average | report only (ug/L) | all year | 011 |
| 3,4,5-Trichlorocatechol | daily maximum | ≤ 5 ug/L | all year | 011 |
| Tetrachloroguaiacol | monthly average | report only (ug/L) | all year | 011 |
| Tetrachloroguaiacol | daily maximum | ≤ 5 ug/L | all year | 011 |
| Tetrachlorocatechol | monthly average | report only (ug/L) | all year | 011 |
| Tetrachlorocatechol | daily maximum | ≤ 5 ug/L | all year | 011 |
| Trichlorosyringol | monthly average | report only (ug/L) | all year | 011 |
| Trichlorosyringol | daily maximum | ≤ 2.5 ug/L | all year | 011 |
| 4,5,6-Trichloroguaiacol | monthly average | report only (ug/L) | all year | 011 |
| 4,5,6-Trichloroguaiacol | daily maximum | ≤ 2.5 ug/L | all year | 011 |
| Flow | monthly average | report only (MGD) | all year | 011 |
| Flow | daily maximum | report only (MGD) | all year | 011 |
| 2,3,4,6-Tetrachlorophenol | monthly average | report only (ug/L) | all year | 011 |
| 2,3,4,6-Tetrachlorophenol | daily maximum | ≤ 5 ug/L | all year | 011 |
| Chloroform | monthly average | ≤ 17.2 lb/d | all year | 021 |
| Chloroform | daily maximum | ≤ 28.8 lb/d | all year | 021 |
| 2,4,6-Trichlorophenol | monthly average | report only (ug/L) | all year | 021 |
| 2,4,6-Trichlorophenol | daily maximum | ≤ 2.5 ug/L | all year | 021 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | monthly average | report only (pg/L) | all year | 021 |
| 2,3,7,8-Tetrachlorodibenzo-p-dioxin | daily maximum | ≤ 10 pg/L | all year | 021 |
| 2,3,7,8-Tetrachlorodibenzofuran | monthly average | report only (pg/L) | all year | 021 |
| 2,3,7,8-Tetrachlorodibenzofuran | daily maximum | ≤ 31.9 pg/L | all year | 021 |
| Pentachlorophenol | monthly average | report only (ug/L) | all year | 021 |
| Pentachlorophenol | daily maximum | ≤ 5 ug/L | all year | 021 |
| 3,4,6-Trichloroguaiacol | monthly average | report only (ug/L) | all year | 021 |
| 3,4,6-Trichloroguaiacol | daily maximum | ≤ 2.5 ug/L | all year | 021 |
| 3,4,6-Trichlorocatechol | monthly average | report only (ug/L) | all year | 021 |
| 3,4,6-Trichlorocatechol | daily maximum | ≤ 5 ug/L | all year | 021 |
| 2,4,5-Trichlorophenol | monthly average | report only (ug/L) | all year | 021 |
| 2,4,5-Trichlorophenol | daily maximum | ≤ 2.5 ug/L | all year | 021 |
| 3,4,5-Trichloroguaiacol | monthly average | report only (ug/L) | all year | 021 |
| 3,4,5-Trichloroguaiacol | daily maximum | ≤ 2.5 ug/L | all year | 021 |
| 3,4,5-Trichlorocatechol | monthly average | report only (ug/L) | all year | 021 |
| 3,4,5-Trichlorocatechol | daily maximum | ≤ 5 ug/L | all year | 021 |
| Tetrachloroguaiacol | monthly average | report only (ug/L) | all year | 021 |
| Tetrachloroguaiacol | daily maximum | ≤ 5 ug/L | all year | 021 |
| Tetrachlorocatechol | monthly average | report only (ug/L) | all year | 021 |
| Tetrachlorocatechol | daily maximum | ≤ 5 ug/L | all year | 021 |
| Trichlorosyringol | monthly average | report only (ug/L) | all year | 021 |
| Trichlorosyringol | daily maximum | ≤ 2.5 ug/L | all year | 021 |
| 4,5,6-Trichloroguaiacol | monthly average | report only (ug/L) | all year | 021 |
| 4,5,6-Trichloroguaiacol | daily maximum | ≤ 2.5 ug/L | all year | 021 |
| Flow | monthly average | report only (MGD) | all year | 021 |
| Flow | daily maximum | report only (MGD) | all year | 021 |
| 2,3,4,6-Tetrachlorophenol | monthly average | report only (ug/L) | all year | 021 |
| 2,3,4,6-Tetrachlorophenol | daily maximum | ≤ 5 ug/L | all year | 021 |
Cited limits by parameter: Idaho's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/ID0001163 · MCP: https://passage-data.com/mcp