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Wells Enterprises, Inc.

Ice Cream And Frozen Desserts, Le Mars, Iowa. NPDES permit IA0073075, in force until Nov 30, 2030. Last 12 months: over a limit 2 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (8 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
January 2026Temperature, water deg. fahrenheit, 30-day average76.6≤ 74.6 deg F3%
March 2026Chlorine, total residual, daily maximum.141≤ .135 mg/L4%

Limits in force (30)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheit30-day average≤ 100 deg FSep
Temperature, water deg. fahrenheit30-day average≤ 101.1 deg FOct
Temperature, water deg. fahrenheit30-day average≤ 99.1 deg FAug
Temperature, water deg. fahrenheit30-day average≤ 99.3 deg FJul
Temperature, water deg. fahrenheit30-day average≤ 74.6 deg FJan
Temperature, water deg. fahrenheit30-day average≤ 100 deg FJun
Temperature, water deg. fahrenheit30-day average≤ 86.6 deg FFeb
Temperature, water deg. fahrenheit30-day average≤ 75.5 deg FDec
Temperature, water deg. fahrenheit30-day average≤ 86.8 deg FNov
Temperature, water deg. fahrenheit30-day average≤ 89.8 deg FApr
Temperature, water deg. fahrenheit30-day average≤ 95.5 deg FMar
Temperature, water deg. fahrenheit30-day average≤ 93 deg FMay
Temperature, water deg. fahrenheitdaily maximum≤ 100 deg FSep
Temperature, water deg. fahrenheitdaily maximum≤ 101.1 deg FOct
Temperature, water deg. fahrenheitdaily maximum≤ 99.1 deg FAug
Temperature, water deg. fahrenheitdaily maximum≤ 99.3 deg FJul
Temperature, water deg. fahrenheitdaily maximum≤ 105.4 deg FJan
Temperature, water deg. fahrenheitdaily maximum≤ 100.2 deg FJun
Temperature, water deg. fahrenheitdaily maximum≤ 105.6 deg FFeb
Temperature, water deg. fahrenheitdaily maximum≤ 104.7 deg FDec
Temperature, water deg. fahrenheitdaily maximum≤ 103 deg FNov
Temperature, water deg. fahrenheitdaily maximum≤ 102.4 deg FApr
Temperature, water deg. fahrenheitdaily maximum≤ 104.5 deg FMar
Temperature, water deg. fahrenheitdaily maximum≤ 101.3 deg FMay
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 9 SUall year
Chlorine, total residual30-day average≤ .078 mg/Lall year
Chlorine, total residualdaily maximum≤ .135 mg/Lall year
Chlorine, total residual30-day average≤ .392 lb/dall year
Chlorine, total residualdaily maximum≤ .677 lb/dall year

New limits from Dec 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Temperature, water deg. fahrenheit, 30-day average71.6 deg F (Dec)tighter——
Temperature, water deg. fahrenheit, 30-day average70.9 deg F (Jan)tighter——
Temperature, water deg. fahrenheit, 30-day average80.4 deg F (Feb)tighter——
Temperature, water deg. fahrenheit, 30-day average94.6 deg F (Jun)tighter——
Temperature, water deg. fahrenheit, 30-day average94.3 deg F (Aug)tighter——
Temperature, water deg. fahrenheit, 30-day average94.7 deg F (Sep)tighter——
Temperature, water deg. fahrenheit, 30-day average81.6 deg F (Nov)tighter——
Temperature, water deg. fahrenheit, 30-day average93.6 deg F (Oct)tighter——
Temperature, water deg. fahrenheit, 30-day average94.4 deg F (Jul)tighter——
Temperature, water deg. fahrenheit, 30-day average88.8 deg F (May)tighter——
Temperature, water deg. fahrenheit, 30-day average88.7 deg F (Mar)tighter——
Temperature, water deg. fahrenheit, 30-day average84.9 deg F (Apr)tighter——
Temperature, water deg. fahrenheit, daily maximum97 deg F (Dec)tighter——
Temperature, water deg. fahrenheit, daily maximum97.4 deg F (Jan)tighter——
Temperature, water deg. fahrenheit, daily maximum97.4 deg F (Feb)tighter——
Temperature, water deg. fahrenheit, daily maximum94.9 deg F (Jun)tighter——
Temperature, water deg. fahrenheit, daily maximum94.3 deg F (Aug)tighter——
Temperature, water deg. fahrenheit, daily maximum94.7 deg F (Sep)tighter——
Temperature, water deg. fahrenheit, daily maximum96.2 deg F (Nov)tighter——
Temperature, water deg. fahrenheit, daily maximum95.3 deg F (Oct)tighter——
Temperature, water deg. fahrenheit, daily maximum94.4 deg F (Jul)tighter——
Temperature, water deg. fahrenheit, daily maximum95.4 deg F (May)tighter——
Temperature, water deg. fahrenheit, daily maximum96.9 deg F (Mar)tighter——
Temperature, water deg. fahrenheit, daily maximum95.9 deg F (Apr)tighter——

How strict are these limits?

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

Same industry: the 48 Food and Kindred Products permits in Iowa.

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