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MT Holly Springs Specialty Paper Inc

Paper Mills, Mount Holly Springs, Pennsylvania. NPDES permit PA0008150, in force until Apr 30, 2030. Last 12 months: over a limit 2 times (last June 2026), 32 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (15 values), form B monthly (1 value), form C monthly (1 value), form Q quarterly (4 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 3 of 26 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
June 2026Copper, total [as Cu], daily maximum.041 mg/L≤ .036 mg/L14%
June 2026Copper, total [as Cu], monthly average.022 mg/L≤ .018 mg/L22%

Limits in force (36)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitdaily maximum≤ 91.6 deg FMay
Temperature, water deg. fahrenheitdaily maximum≤ 87.6 deg FMay
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)Jan
Temperature, water deg. fahrenheitdaily maximum≤ 86.6 deg FJun
Temperature, water deg. fahrenheitdaily maximum≤ 56.8 deg FNov
Temperature, water deg. fahrenheitdaily maximum≤ 61.7 deg FNov
Temperature, water deg. fahrenheitdaily maximum≤ 82.6 deg FJun
Temperature, water deg. fahrenheitdaily maximum≤ 59.4 deg FOct
Temperature, water deg. fahrenheitdaily maximum≤ 63.4 deg FOct
Temperature, water deg. fahrenheitdaily maximum≤ 73.8 deg FSep
Temperature, water deg. fahrenheitdaily maximum≤ 67.8 deg FSep
Temperature, water deg. fahrenheitdaily maximum≤ 79.7 deg FAug
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)Apr
Temperature, water deg. fahrenheitdaily maximum≤ 103.2 deg FFeb
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)Dec
Temperature, water deg. fahrenheitdaily maximum≤ 82.5 deg FJul
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)Mar
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly average≤ 214 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 390 lb/dall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly average≤ 171 lb/dall year
Solids, total suspendeddaily maximum≤ 351 lb/dall year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Copper, total [as Cu]monthly average≤ .018 mg/Lall year
Copper, total [as Cu]daily maximum≤ .036 mg/Lall year
Copper, total [as Cu]monthly average≤ .225 lb/dall year
Copper, total [as Cu]daily maximum≤ .45 lb/dall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year

How strict are these limits?

Cited limits by parameter: Pennsylvania's rules and the federal ones.

Same industry: the 21 Paper and Allied Products permits in Pennsylvania.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PA0008150 · MCP: https://passage-data.com/mcp