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Lehigh Cement Company, LLC

Cement, Hydraulic, Catskill, New York. NPDES permit NY0007242 expired Sep 30, 2023; its limits still apply. Last 12 months: over a limit 2 times (last July 2026), 7 of 55 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (14 values), outfall 001 form Q quarterly (6 values), outfall 005 form M monthly (2 values), outfall 01A form M monthly (4 values), outfall 01A form Q quarterly (2 values), outfall 01B form M monthly (4 values), and 2 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
7 values over a limit, 0 required values missing, 0 of 60 reports late

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

Period endingParameterReportedLimitOver by
December 2025Mercury, total [as Hg], daily maximum76 ng/L≤ 50 ng/L52%
July 2026pH, minimum5.94 SU≥ 6 SU—

Limits in force (38)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year001
Flow ratemonthly average≤ 1.2 MGDall year001
Flow ratedaily maximumreport only (MGD)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximum≤ 50 mg/Lall year001
Solids, settleablemonthly averagereport only (mL/L)all year001
Solids, settleabledaily maximum≤ .1 mL/Lall year001
Oil & Greasedaily averagereport only (mg/L)all year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Arsenic, total [as As]monthly average≤ 50 ug/Lall year001
Arsenic, total [as As]daily maximum≤ 100 ug/Lall year001
Iron, total [as Fe]monthly average≤ 2000 ug/Lall year001
Iron, total [as Fe]daily maximum≤ 4000 ug/Lall year001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ 30 tox acute (alert, not enforceable)all year001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 100 tox chronic (alert, not enforceable)all year001
Toxicity [acute], Pimephales promelas [Fathead Minnow]maximum≤ 30 tox acute (alert, not enforceable)all year001
Toxicity [chronic], Pimephales promelas [Fathead Minnow]maximum≤ 100 tox chronic (alert, not enforceable)all year001
Solids, total dissolveddaily averagereport only (mg/L)all year001
Solids, total dissolveddaily maximumreport only (mg/L)all year001
Mercury, total [as Hg]monthly averagereport only (ng/L)all year001
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year001
Pump hoursmonthly averagereport only (hr/12mo)all year005
Pump hoursdaily maximum≤ 1 hr/12moall year005
Flow ratemonthly averagereport only (MGD)all year01A
Flow ratedaily maximumreport only (MGD)all year01A
pHminimum≥ 6 SUall year01A
pHmaximum≤ 9 SUall year01A
Mercury, total [as Hg]monthly averagereport only (ng/L)all year01A
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year01A
Flow ratemonthly averagereport only (MGD)all year01B
Flow ratedaily maximumreport only (MGD)all year01B
pHminimum≥ 6 SUall year01B
pHmaximum≤ 9 SUall year01B
Mercury, total [as Hg]monthly averagereport only (ng/L)all year01B
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year01B

How strict are these limits?

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

Same industry: the 14 Stone, Clay, Glass and Concrete Products permits in New York.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0007242 · MCP: https://passage-data.com/mcp