Terral RiverService, Inc. - Hickman Bulk Terminal — NPDES permit AR0051128: limits, due date and EPA's record

NPDES permit AR0051128 · Minor NON-POTW · administratively continued, expires 2026-01-31 · EPA's file as of 2026-09-19

Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

This permit expired on 2026-01-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (3), Oil & Grease (1).

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (18)

Outfall	Parameter	Statistic	Limit	Months
002	Oxygen demand, chem. [low level] [COD]	MO AVG	<= 350 mg/L	all year
002	Oxygen demand, chem. [low level] [COD]	DAILY MX	<= 525 mg/L	all year
002	pH	MINIMUM	>= 6 SU	all year
002	pH	MAXIMUM	<= 9 SU	all year
002	Solids, total suspended	MO AVG	<= 150 mg/L	all year
002	Solids, total suspended	DAILY MX	<= 225 mg/L	all year
002	Oil & Grease	MO AVG	<= 10 mg/L	all year
002	Oil & Grease	DAILY MX	<= 15 mg/L	all year
002	Nitrogen, ammonia total [as N]	MO AVG	report only	all year
002	Nitrogen, ammonia total [as N]	DAILY MX	report only	all year
002	Phosphorus, total [as P]	MO AVG	report only	all year
002	Phosphorus, total [as P]	DAILY MX	report only	all year
002	Iron, total [as Fe]	MO AVG	report only	all year
002	Iron, total [as Fe]	DAILY MX	report only	all year
002	Aluminum, total [as Al]	MO AVG	report only	all year
002	Aluminum, total [as Al]	DAILY MX	report only	all year
002	Flow, in conduit or thru treatment plant	MO AVG	report only	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year