Ashland Specialty Ingredients GP

NPDES permit VA0003492 · Minor NON-POTW · effective, expires 2029-08-31 · 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 37 forms filed late

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

Reporting

Reports are due about 10 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (30)

OutfallParameterStatisticLimitMonths
005Oxygen, dissolved [DO]MINIMUM >= 5 mg/L all year
005pHMINIMUM >= 6 SU all year
005pHMAXIMUM <= 9 SU all year
005Hardness, total [as CaCO3]MINIMUM report only all year
005Hardness, total [as CaCO3]MO AVG report only all year
005Zinc, dissolved [as Zn]MO AVG report only all year
005Zinc, dissolved [as Zn]MAXIMUM report only all year
005Flow, in conduit or thru treatment plantMO AVG report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006Oxygen, dissolved [DO]MINIMUM >= 5 mg/L all year
006pHMINIMUM >= 6 SU all year
006pHMAXIMUM <= 9 SU all year
006Hardness, total [as CaCO3]MINIMUM report only all year
006Hardness, total [as CaCO3]MO AVG report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
905pHMINIMUM report only all year
905pHMAXIMUM report only all year
905Hardness, total [as CaCO3]MO AVG report only all year
905Hardness, total [as CaCO3]MAXIMUM report only all year
905Copper, dissolved [as Cu]DAILY MX report only all year
905Zinc, dissolved [as Zn]DAILY MX report only all year
905Precipitation volumeDAILY MX report only all year
905Toxic Units Static 48HR Acute Ceriodaphnia dubiaMAXIMUM report only all year
905TU LC50 Static 48Hr Acute Pimephales promelasMAXIMUM report only all year
906pHMINIMUM report only all year
906pHMAXIMUM report only all year
906Hardness, total [as CaCO3]MO AVG report only all year
906Hardness, total [as CaCO3]MAXIMUM report only all year
906Precipitation volumeDAILY 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