SAINT-GOBAIN CERAMICS & PLASTICS, INC.

NPDES permit WV0005177 · Minor NON-POTW · administratively continued, expires 2026-08-23 · 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 2026-08-23 and is administratively continued: 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 19 forms filed late

Last period with anything received: 2026-07-31. Most often over: Aluminum, total recoverable (7), Temperature, water deg. fahrenheit (2).

Reporting

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

Limits in force (38)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG <= 75 deg F May, Jun, Jul, Aug, Sep, Oct, Nov
001Temperature, water deg. fahrenheitMO AVG <= 63 deg F Jan, Feb, Mar, Apr, Dec
001Temperature, water deg. fahrenheitDAILY MX <= 87 deg F May, Jun, Jul, Aug, Sep, Oct, Nov
001Temperature, water deg. fahrenheitDAILY MX <= 73 deg F Jan, Feb, Mar, Apr, Dec
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
001Oxygen, dissolved [DO]MO AVG report only all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Iron, total recoverableMO AVG <= 1.2 mg/L all year
001Iron, total recoverableDAILY MX <= 2.26 mg/L all year
001Chromium, hexavalent [as Cr]MO AVG report only all year
001Chromium, hexavalent [as Cr]DAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Aluminum, total recoverableMO AVG <= .36 mg/L all year
001Aluminum, total recoverableDAILY MX <= .75 mg/L all year
001Lead, total recoverableMO AVG report only all year
001Lead, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG <= .007 mg/L all year
001Copper, total recoverableDAILY MX <= .014 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
001Chlorine, total residualMO AVG <= 9 ug/L all year
001Chlorine, total residualDAILY MX <= 18 ug/L all year
003pHINST MIN report only all year
003pHINST MAX report only all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil and grease, hexane extr methodMO AVG report only all year
003Oil and grease, hexane extr methodDAILY MX report only all year
003Iron, total recoverableMO AVG report only all year
003Iron, total recoverableDAILY MX report only all year
003Chromium, hexavalent [as Cr]MO AVG report only all year
003Chromium, hexavalent [as Cr]DAILY MX report only 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
003Chemical Oxygen Demand [COD]MO AVG report only all year
003Chemical Oxygen Demand [COD]DAILY 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