Clean Water Act discharge permit · NPDES TX0141551

CITY OF IOLA WWTP, Iola, TX: NPDES TX0141551 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

CITY OF IOLA WWTP, held by IOLA, CITY OF, holds NPDES permit TX0141551, which discharges to Ragan Crk;Navasota River Below Lk Limestone. EPA’s file records it issued April 15, 2022 and expiring April 15, 2027.

CITY OF IOLA WWTP, Iola, Texas: Individual permit TX0141551, held by IOLA, CITY OF; Publicly owned treatment works; Effective; issued April 15, 2022, term to April 15, 2027; discharges to RAGAN CRK;NAVASOTA RIVER BELOW LK LIMESTONE.

Texas holds 1,720 Publicly owned treatment works coverages of this permit type in EPA’s file; 1,594 were issued before TX0141551.

Coverages issued nearest TX0141551

March 14, 2022: BRIDGESTONE MUD WWTP NO. 2, Tomball, TX0140643, held by BRIDGESTONE MUD
March 18, 2022: CITY OF WILLOW PARK WWTP, Willow Park, TX0141259, held by WILLOW PARK, CITY OF
March 18, 2022: DENBURY WEST WWTP, Conroe, TX0141313, held by MONTGOMERY COUNTY MUD 163
March 18, 2022: CITY OF TIMPSON WWTP, Timpson, TX0141488, held by TIMPSON CITY OF
April 5, 2022: CLEAR CREEK WATER RECLAMATION PLANT, Denton, TX0125628, held by CITY OF DENTON
April 19, 2022: MONTGOMERY COUNTY MUD NO 172 WWTP, Willis, TX0141275, held by MONTGOMERY COUNTY MUD NO 172
May 10, 2022: TOWN CREEK WWTF, Palestine, TX0025453, held by PALESTINE, CITY OF
May 12, 2022: CITY OF JOAQUIN WWTP, Joaquin, TX0141470, held by JOAQUIN, CITY OF
May 19, 2022: TOWN CREEK WWTP, Montgomery, TX0056693, held by MONTGOMERY, CITY OF
June 6, 2022: NEW WAVERLY WWTP 2, New Waverly, TX0087831, held by CITY OF NEW WAVERLY

CITY OF IOLA WWTP among its neighbors

EPA’s permit file holds 1 discharge permits in the Ragan Creek-Navasota River subwatershed (HUC 120701030601), TX0141551 among them. Its county holds 84, 2 of them major permits; TX0141551 is a minor permit.

What the register holds for CITY OF IOLA WWTP: its NPDES ID, its permit type and status, its dates, its address in Iola, Texas, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES TX0141551.

Identity

Facility as filed	CITY OF IOLA WWTP
Permittee as filed	IOLA, CITY OF
NPDES ID	TX0141551
Permit status	Effective
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	April 15, 2022
Expiration date	April 15, 2027
Address	Iola, TX 77861
Receiving water	RAGAN CRK;NAVASOTA RIVER BELOW LK LIMESTONE
Subwatershed	Ragan Creek-Navasota River (HUC 120701030601)

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES TX0141551.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES TX0141551.

Inspections

EPA’s inspection file holds no inspection for NPDES TX0141551.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES TX0141551.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, TX0141551.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

The CITY OF IOLA WWTP is the only NPDES permit in the Ragan Creek-Navasota River subwatershed, this one included. Among the 10 POTW permits in Grimes County, this one is one of them, and 90.0% of those 10 permits carry a violation on file. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.