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BWX Technologies Inc

Fabricated Plate Work (Boiler Shops), Lynchburg, Virginia. NPDES permit VA0003697, in force until Jun 30, 2031. Last 12 months: over a limit once (last August 2026), 19 of 65 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: outfall 001 form M1 monthly (9 values), outfall 101 form M1 monthly (11 values), outfall 701 form M1 monthly (6 values), outfall 001 form Q1 quarterly, outfall 001 form S1 twice a year, outfall 002 form Q1 quarterly, and 5 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 14 of 74 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
August 2026Solids, total suspended, monthly average37≤ 31 mg/L19%

Limits in force (96)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximum≤ 32 deg Call year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (kg/d)all year001
Solids, total suspendeddaily maximumreport only (kg/d)all year001
Oil & Greasemonthly averagereport only (mg/L)all year001
Oil & Greasedaily maximumreport only (mg/L)all year001
Oil & Greasemonthly average≤ 9.1 kg/dall year001
Oil & Greasedaily maximum≤ 14 kg/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 5.7 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 8.3 mg/Lall year001
Sulfide, dissolved, [as S]daily maximumreport only (mg/L)all year001
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Fluoride, total [as F]monthly averagereport only (mg/L)all year001
Fluoride, total [as F]daily maximumreport only (mg/L)all year001
Fluoride, total [as F]monthly average≤ 15 kg/dall year001
Fluoride, total [as F]daily maximum≤ 30 kg/dall year001
Chromium, total recoverablemonthly averagereport only (mg/L)all year001
Chromium, total recoverabledaily maximumreport only (mg/L)all year001
Chromium, total recoverablemonthly average≤ .1 kg/dall year001
Chromium, total recoverabledaily maximum≤ .2 kg/dall year001
Copper, total recoverablemonthly averagereport only (mg/L)all year001
Copper, total recoverabledaily maximumreport only (mg/L)all year001
Copper, total recoverablemonthly average≤ 1 kg/dall year001
Copper, total recoverabledaily maximum≤ 1.5 kg/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Hydrogen sulfidedaily maximumreport only (mg/L)all year001
Length of longest pH excursionmaximum≤ 60 minall year001
pH range excursions, monthly total accummaximum≤ 446 minall year001
Temperature, water deg. centigradeinstantaneous maximum≤ 32 deg Call year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Nitrogen, total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year002
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year002
Phosphorus, total [as P]daily maximumreport only (mg/L)all year002
Zinc, total recoverablemaximumreport only (mg/L)all year002
Aluminum, total recoverablemaximumreport only (mg/L)all year002
Copper, total recoverablemaximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantmaximumreport only (MGD)all year002
Temperature, water deg. centigradeinstantaneous maximum≤ 32 deg Call year003
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
Nitrogen, total [as N]daily maximumreport only (mg/L)all year003
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year003
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year003
Phosphorus, total [as P]daily maximumreport only (mg/L)all year003
Zinc, total recoverablemaximumreport only (mg/L)all year003
Aluminum, total recoverablemaximumreport only (mg/L)all year003
Copper, total recoverablemaximumreport only (mg/L)all year003
Flow, in conduit or thru treatment plantmaximumreport only (MGD)all year003
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year101
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year101
BOD, 5-day, 20 deg. Cmonthly average≤ 18.1 kg/dall year101
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 27.2 kg/dall year101
Solids, total suspendedmonthly average≤ 30 mg/Lall year101
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year101
Solids, total suspendedmonthly average≤ 18.1 kg/dall year101
Solids, total suspendedmaximum weekly average≤ 27.2 kg/dall year101
Flow, in conduit or thru treatment plantmonthly average≤ .16 MGDall year101
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year101
E. coligeometric mean≤ 126 #/100mLall year101
Solids, total suspendedmonthly average≤ 30 mg/Lall year601
Solids, total suspendeddaily maximum≤ 60 mg/Lall year601
Solids, total suspendedmonthly averagereport only (kg/d)all year601
Solids, total suspendeddaily maximumreport only (kg/d)all year601
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year601
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year601
Solids, total suspendedmonthly average≤ 31 mg/Lall year701
Solids, total suspendeddaily maximum≤ 60 mg/Lall year701
Solids, total suspendedmonthly averagereport only (kg/d)all year701
Solids, total suspendeddaily maximumreport only (kg/d)all year701
Oil & Greasemonthly average≤ 26 mg/Lall year701
Oil & Greasedaily maximum≤ 52 mg/Lall year701
Cyanide, total [as CN]monthly average≤ .65 mg/Lall year701
Cyanide, total [as CN]daily maximum≤ 1.2 mg/Lall year701
Nickel, total recoverablemonthly average≤ 2.38 mg/Lall year701
Nickel, total recoverabledaily maximum≤ 3.98 mg/Lall year701
Silver total recoverablemonthly average≤ .24 mg/Lall year701
Silver total recoverabledaily maximum≤ .43 mg/Lall year701
Zinc, total recoverablemonthly average≤ 1.48 mg/Lall year701
Zinc, total recoverabledaily maximum≤ 2.61 mg/Lall year701
Cadmium, total recoverablemonthly average≤ .26 mg/Lall year701
Cadmium, total recoverabledaily maximum≤ .69 mg/Lall year701
Lead, total recoverablemonthly average≤ .43 mg/Lall year701
Lead, total recoverabledaily maximum≤ .69 mg/Lall year701
Chromium, total recoverablemonthly average≤ 1.71 mg/Lall year701
Chromium, total recoverabledaily maximum≤ 2.77 mg/Lall year701
Copper, total recoverablemonthly average≤ 2.07 mg/Lall year701
Copper, total recoverabledaily maximum≤ 3.38 mg/Lall year701
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year701
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year701

How strict are these limits?

Cited limits by parameter: Virginia's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/VA0003697 · MCP: https://passage-data.com/mcp