Clearwater Paper Corporation - Cypress Bend Mill

NPDES permit AR0035823 · Major NON-POTW · effective, expires 2029-04-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

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

0values over a limit
0required values missing, on 0 form(s)
0of 70 forms filed late

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

Reporting

Reports are due about 25 days after each monitoring period ends (the most common figure among AR permits in EPA's filings — check your permit).

Limits in force (85)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 13990 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 26897 lb/d all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedMO AVG <= 25419 lb/d all year
001Solids, total suspendedDAILY MX <= 47291 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG report only Apr, May, Jun, Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Oct, Nov, Dec
001Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Oct, Nov, Dec
001Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Oct, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Halogens, adsorbable organicMO AVG report only all year
001Halogens, adsorbable organicDAILY MX report only all year
001Halogens, adsorbable organicMO AVG <= 1228 lb/d all year
001Halogens, adsorbable organicDAILY MX <= 1874 lb/d all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinMO AVG <= 11.15 ng/L all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX <= 18.29 ng/L all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinMO AVG <= .0019 lb/d all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX <= .0032 lb/d all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Coliform, fecal general30DA GEO <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal general30DA GEO <= 1000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal general7 DA GEO <= 400 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal general7 DA GEO <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Alkalinity, phenolphthaline methodDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Carbon, tot organic [TOC]DAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedDAILY MX <= 100 mg/L all year
003Oil & GreaseMO AVG <= 10 mg/L all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspendedMO AVG <= 50 mg/L all year
004Solids, total suspendedDAILY MX <= 75 mg/L all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
101ChloroformMO AVG <= 8.16 lb/d all year
101ChloroformDAILY MX <= 13.64 lb/d all year
1012,4,6-TrichlorophenolDAILY MX < 2.5 ug/L all year
1012,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX < 10 pg/L all year
1012,3,7,8-TetrachlorodibenzofuranDAILY MX < 31.9 pg/L all year
101PentachlorophenolDAILY MX < 5 ug/L all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
1013,4,6-TrichloroguaiacolDAILY MX < 2.5 ug/L all year
1013,4,6-TrichlorocatecholDAILY MX < 5 ug/L all year
1012,4,5-TrichlorophenolDAILY MX < 2.5 ug/L all year
1013,4,5-TrichloroguaiacolDAILY MX < 2.5 ug/L all year
1013,4,5-TrichlorocatecholDAILY MX < 5 ug/L all year
101TetrachloroguaiacolDAILY MX < 5 ug/L all year
101TetrachlorocatecholDAILY MX < 5 ug/L all year
101TrichlorosyringolDAILY MX < 2.5 ug/L all year
1014,5,6-TrichloroguaiacolDAILY MX < 2.5 ug/L all year
1012,3,4,6-TetrachlorophenolDAILY MX < 2.5 ug/L all year
TX1WET, sublethal retest #148HR MIN report only all year
TX1WET, sublethal retest #248HR MIN report only all year
TX1Whole Effluent Toxicity, Sub-Lethal Retest #348HR MIN report only all year
TX1LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
TX1NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
TX1Coef Of Var Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only 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