Champlain Black Marble Company, LLC

NPDES permit VT0001121 · Minor NON-POTW · expired, expires 2024-09-30 · 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 2024-09-30 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

0values over a limit
0required values missing, on 0 form(s)
1of 11 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (10)

OutfallParameterStatisticLimitMonths
001TurbidityDAILY MX <= 10 NTU Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001TurbidityDAILY MX <= 25 NTU Jun, Jul, Sep
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 8.5 SU all year
001Solids, total suspendedDAILY MX <= 10 mg/L Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
001Solids, total suspendedDAILY MX <= 25 mg/L Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG <= .8 mg/L all year
001Arsenic, total [as As]DAILY MX report only all year
001Petrol hydrocarbons, total recoverableDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX <= .4 MGD 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