Lyon Shipyard & Fabrication, LLC

NPDES permit VA0092495 · Minor NON-POTW · administratively continued, expires 2021-08-31 · 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.

This permit expired on 2021-08-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 16 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 11 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (74)

OutfallParameterStatisticLimitMonths
002pHMINIMUM report only all year
002pHMAXIMUM report only all year
002Solids, total suspendedMAXIMUM report only all year
002Nitrogen, total [as N]MAXIMUM report only all year
002Nitrogen, Kjeldahl, total [as N]MAXIMUM report only all year
002Nitrite + Nitrate total [as N]MAXIMUM report only all year
002Phosphorus, total [as P]MAXIMUM report only all year
002Copper, dissolved [as Cu]MAXIMUM report only all year
002Zinc, dissolved [as Zn]MAXIMUM report only all year
002Flow, in conduit or thru treatment plantMAXIMUM report only all year
002Chlorine, total residualINST MAX report only all year
003pHMINIMUM report only all year
003pHMAXIMUM report only all year
003Solids, total suspendedMAXIMUM report only all year
003Nitrogen, total [as N]MAXIMUM report only all year
003Nitrogen, Kjeldahl, total [as N]MAXIMUM report only all year
003Nitrite + Nitrate total [as N]MAXIMUM report only all year
003Phosphorus, total [as P]MAXIMUM report only all year
003Copper, dissolved [as Cu]MAXIMUM report only all year
003Zinc, dissolved [as Zn]MAXIMUM report only all year
003Flow, in conduit or thru treatment plantMAXIMUM report only all year
003Chlorine, total residualINST MAX report only all year
004pHMINIMUM report only all year
004pHMAXIMUM report only all year
004Solids, total suspendedMAXIMUM report only all year
004Nitrogen, total [as N]MAXIMUM report only all year
004Nitrogen, Kjeldahl, total [as N]MAXIMUM report only all year
004Nitrite + Nitrate total [as N]MAXIMUM report only all year
004Phosphorus, total [as P]MAXIMUM report only all year
004Copper, dissolved [as Cu]MAXIMUM report only all year
004Zinc, dissolved [as Zn]MAXIMUM report only all year
004Flow, in conduit or thru treatment plantMAXIMUM report only all year
004Chlorine, total residualINST MAX report only all year
006pHMINIMUM >= 6 SU all year
006pHMAXIMUM <= 9 SU all year
006Solids, total suspendedMAXIMUM report only all year
006Copper, total [as Cu]MAXIMUM report only all year
006Zinc, total [as Zn]MAXIMUM report only all year
006Precipitation volumeET report only all year
009pHMINIMUM >= 6 SU all year
009pHMAXIMUM <= 9 SU all year
009Solids, total suspendedMAXIMUM report only all year
009Copper, total [as Cu]MAXIMUM report only all year
009Zinc, total [as Zn]MAXIMUM report only all year
009Precipitation volumeET report only all year
011pHMINIMUM >= 6 SU all year
011pHMAXIMUM <= 9 SU all year
011Solids, total suspendedMAXIMUM report only all year
011Copper, total [as Cu]MAXIMUM report only all year
011Zinc, total [as Zn]MAXIMUM report only all year
011Precipitation volumeET report only all year
901pHMINIMUM >= 6 SU all year
901pHMAXIMUM <= 9 SU all year
901Solids, total suspendedMAXIMUM report only all year
901Zinc, total recoverableMAXIMUM report only all year
901Copper, total recoverableMAXIMUM report only all year
901Precipitation volumeET report only all year
902pHMINIMUM >= 6 SU all year
902pHMAXIMUM <= 9 SU all year
902Solids, total suspendedMAXIMUM report only all year
902Zinc, total recoverableMAXIMUM report only all year
902Copper, total recoverableMAXIMUM report only all year
902Precipitation volumeET report only all year
903pHMINIMUM >= 6 SU all year
903pHMAXIMUM <= 9 SU all year
903Zinc, total recoverableMAXIMUM report only all year
903Copper, total recoverableMAXIMUM report only all year
903Precipitation volumeET report only all year
905pHMINIMUM >= 6 SU all year
905pHMAXIMUM <= 9 SU all year
905Solids, total suspendedMAXIMUM report only all year
905Zinc, total recoverableMAXIMUM report only all year
905Copper, total recoverableMAXIMUM report only all year
905Precipitation volumeET 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