Passage Data · Check a report · Use it from your AI

Helena Industries, Inc.

Agricultural Chemicals, West Helena, Arkansas. NPDES permit AR0022756, in force until Jan 31, 2029. Last 12 months: over a limit 3 times (last December 2025), 2 of 18 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form B monthly (10 values), outfall TX1 form B every 2 months, outfall TX1 form IF
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 2 required values missing, 3 of 18 reports late

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

Period endingOutfallParameterReportedLimitOver by
November 2025001Oxygen demand, chem. [low level] [COD], monthly average50.9 mg/L≤ 50 mg/L2%
December 2025TX1Whole Effluent Toxicity [WET] - D. pulex, 48-hour minimum0 %≥ 62 %100%
December 2025TX1Whole Effluent Toxicity [WET] - P. promelas, 48-hour minimum47 %≥ 62 %24%

Limits in force (26)

ParameterStatisticLimitMonthsOutfall
Oxygen demand, chem. [low level] [COD]monthly average≤ 50 mg/Lall year001
Oxygen demand, chem. [low level] [COD]daily maximum≤ 75 mg/Lall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Oil & Greasemonthly average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Endrinmonthly averagereport only (ug/L)all year001
Endrindaily maximumreport only (ug/L)all 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
Whole Effluent Toxicity [WET] - D. pulex48-hour minimum≥ 62 %all yearTX1
Whole Effluent Toxicity [WET] - D. pulex48-hour minimum> 62 %all yearTX1
Whole Effluent Toxicity [WET] - P. promelas48-hour minimum≥ 62 %all yearTX1
Whole Effluent Toxicity [WET] - P. promelas48-hour minimum> 62 %all yearTX1
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute D. pulex48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute D. pulex48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (%)all yearTX1

New limits from Feb 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Endrin, daily maximum0.036 ug/Lnew0.0053 ug/L (7 values)0.147×
Endrin, monthly average0.018 ug/Lnew0.0053 ug/L (7 values)0.294×

How strict are these limits?

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

Same industry: the 15 Chemicals and Allied Products permits in Arkansas.

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

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AR0022756 · MCP: https://passage-data.com/mcp