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Magic Springs Holdings, LLC - Magic Springs Theme and Water Park

Amusement And Recreation, Hot Springs, Arkansas. NPDES permit AR0049115, in force until Jan 31, 2028. Last 12 months: over a limit 10 times (last July 2026), 12 required values missing, 9 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 25 days after each period: form A monthly (12 values)
Renewal application due: Aug 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file: July 2026
Oct 2024 – Sep 2025: 3 values over a limit, 0 required values missing, 2 of 12 reports late

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

Period ending	Parameter	Reported	Limit	Over by
December 2025	pH, maximum	10.6 SU	≤ 9 SU	—
January 2026	Oxygen, dissolved [DO], instantaneous minimum	< 3 mg/L	≥ 6 mg/L	—
March 2026	Chlorine, total residual, instantaneous maximum	.02 mg/L	≤ .011 mg/L	82%
April 2026	Chlorine, total residual, instantaneous maximum	.05 mg/L	≤ .011 mg/L	355%
April 2026	Chlorine, total residual, instantaneous maximum	.05 mg/L	≤ .011 mg/L	355%
April 2026	pH, maximum	10.2 SU	≤ 9 SU	—
May 2026	Chlorine, total residual, instantaneous maximum	.03 mg/L	≤ .011 mg/L	173%
June 2026	Chlorine, total residual, instantaneous maximum	.07 mg/L	≤ .011 mg/L	536%
July 2026	Chlorine, total residual, instantaneous maximum	.31 mg/L	≤ .011 mg/L	2718%
July 2026	pH, maximum	9.3 SU	≤ 9 SU	—

Limits in force (13)

Parameter	Statistic	Limit	Months
Oxygen, dissolved [DO]	instantaneous minimum	≥ 2 mg/L	May–Oct
Oxygen, dissolved [DO]	instantaneous minimum	≥ 6 mg/L	Jan, Feb, Mar, Apr, Nov, Dec
Oxygen demand, chem. [low level] [COD]	monthly average	≤ 50 mg/L	all year
Oxygen demand, chem. [low level] [COD]	daily maximum	≤ 75 mg/L	all year
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	monthly average	≤ 35 mg/L	all year
Solids, total suspended	daily maximum	≤ 52.5 mg/L	all year
Oil & Grease	monthly average	≤ 10 mg/L	all year
Oil & Grease	daily maximum	≤ 15 mg/L	all year
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
Chlorine, total residual	instantaneous maximum	≤ .011 mg/L	all year

How strict are these limits?

Oxygen, dissolved [DO], instantaneous minimum at least 6 mg/L — stricter than 85% of 252 other minor industrial and other permits in Arkansas; 13% have the same limit
Oxygen demand, chem. [low level] [COD], daily maximum 75 mg/L — stricter than 13% of 84 other minor industrial and other permits in Arkansas; 86% have the same limit
Chlorine, total residual, instantaneous maximum .011 mg/L — stricter than 12% of 56 other minor industrial and other permits in Arkansas; 88% have the same limit

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

Same industry: the 5 Amusement and Recreation Services permits in Arkansas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AR0049115 · MCP: https://passage-data.com/mcp