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Ashland LLC

Chemicals & Allied Products, Greenville, South Carolina. NPDES permit SC0049123 expired Oct 31, 2016; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form 1 monthly (32 values), form 2 monthly (2 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (34)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 40 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 60 mg/Lall year
Iron, total [as Fe]monthly average≤ 1 mg/Lall year
Iron, total [as Fe]daily maximum≤ 2 mg/Lall year
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year
Tetrachloroethylenemonthly averagereport only (mg/L)all year
Tetrachloroethylenedaily maximumreport only (mg/L)all year
Vinyl chloridemonthly averagereport only (mg/L)all year
Vinyl chloridedaily maximumreport only (mg/L)all year
Trichloroethylenemonthly averagereport only (mg/L)all year
Trichloroethylenedaily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
2-Methylnaphthalenemonthly average≤ .005 mg/Lall year
2-Methylnaphthalenedaily maximum≤ .01 mg/Lall year
4-Methyl-2-pentanonemonthly average≤ .06 mg/Lall year
4-Methyl-2-pentanonedaily maximum≤ .12 mg/Lall year
2-Butanonemonthly average≤ .03 mg/Lall year
2-Butanonedaily maximum≤ .06 mg/Lall year
4-Methylphenolmonthly average≤ .005 mg/Lall year
4-Methylphenoldaily maximum≤ .01 mg/Lall year
Acetonemonthly average≤ 1 mg/Lall year
Acetonedaily maximum≤ 2 mg/Lall year
Tetrahydrofuranmonthly average≤ .5 mg/Lall year
Tetrahydrofurandaily maximum≤ 1 mg/Lall year
1,4-Dioxanemonthly average≤ .1 mg/Lall year
1,4-Dioxanedaily maximum≤ .2 mg/Lall year
LC50 Static 48Hr Acute Ceriodaphnia dubiadaily maximumreport only (%)all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximumreport only (%)all year

How strict are these limits?

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

Same industry: the 3 Wholesale Trade — Nondurable Goods permits in South Carolina.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/SC0049123 · MCP: https://passage-data.com/mcp