KEYSTONE POTATO PROD LLC

NPDES permit PA0064351 · Minor NON-POTW · expired, expires 2024-11-30 · 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.

This permit expired on 2024-11-30 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

9values over a limit
0required values missing, on 0 form(s)
0of 32 forms filed late

Last period with anything received: 2026-06-30. Most often over: Nitrogen, ammonia total [as N] (6), Cadmium, total [as Cd] (2), Iron, dissolved [as Fe] (1).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among PA permits in EPA's filings — check your permit).

Limits in force (28)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 38 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 75.9 lb/d all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 122.8 lb/d all year
001Solids, total suspendedDAILY MX <= 245.5 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 11.7 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 23.4 mg/L all year
001Cadmium, total [as Cd]MO AVG <= .413 ug/L all year
001Copper, total [as Cu]MO AVG <= 13.7 ug/L all year
001Iron, total [as Fe]MO AVG <= 1.5 mg/L all year
001Iron, dissolved [as Fe]MO AVG <= .3 mg/L all year
001Manganese, total [as Mn]MO AVG <= 1 mg/L all year
001Zinc, total [as Zn]MO AVG <= 120 ug/L all year
001Aluminum, total [as Al]MO AVG <= .75 mg/L 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
003BOD, 5-day, 20 deg. CDAILY MX report only all year
003Oxygen demand, chem. [high level] [COD]DAILY MX <= 120 mg/L all year
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX <= 100 mg/L all year
003Oil & GreaseDAILY MX <= 30 mg/L all year
003Nitrite + Nitrate total [as N]DAILY MX report only 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
201Flow, in conduit or thru treatment plantMO AVG report only all year
201Flow, in conduit or thru treatment plantDAILY MX 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