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Clean Water Act discharge permit · NPDES AZMS66174

YAVAPAI BLOCK CO INC, Prescott, AZ: NPDES AZMS66174 discharge permit, effluent exceedances, inspections, penalties

YAVAPAI BLOCK CO INC, held by Yavapai Block Co., Inc., holds NPDES permit AZMS66174. EPA’s file records it issued November 24, 2014 and expiring November 24, 2019. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for YAVAPAI BLOCK CO INC: its NPDES ID, its permit type and status, its dates, its address in Prescott, Arizona. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZMS66174.

Identity

Facility as filedYAVAPAI BLOCK CO INC
Permittee as filedYavapai Block Co., Inc.
NPDES IDAZMS66174
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 24, 2014
Expiration dateNovember 24, 2019
AddressPrescott, AZ 86301
SubwatershedUpper Granite Creek-Watson Lake (HUC 150602020102)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES AZMS66174.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES AZMS66174.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID AZMS66174 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES permit AZMS66174, held by Yavapai Block Co., Inc. of Prescott, Arizona, and lists its status as administratively continued, with a minor discharger class, zero pollutants under a numeric limit, and zero pollutants with an effluent exceedance. The permit was issued November 24, 2014 and expired November 24, 2019, and the facility sits in the Upper Granite Creek-Watson Lake subwatershed (HUC 150602020102).