I-15; 1800 NORTH INTERCHANGE & CORRIDOR WIDENING, Sunset, UT: NPDES UTG071963 discharge permit, effluent exceedances, inspections, penalties

I-15; 1800 NORTH INTERCHANGE & CORRIDOR WIDENING, Sunset, Utah: General permit coverage UTG071963, held by RLW/Whitaker, a Joint Venture; Effective; issued March 11, 2025, term to March 11, 2026, by Utah Division of Water Quality; All Other Support Activities For Transportation.

4 of the 5 pollutants listed for NPDES UTG071963 have no violation or effluent exceedance.

• Solids, total suspended: 27 limits, 3 violations of any kind, 3 effluent exceedances, latest June 30, 2025, largest 49% over the limit.
• Flow rate: 18 limits.
• pH: 18 limits.
• Oil and grease: 9 limits.
• Oil and grease visual: 9 limits.

Other permits held by RLW/Whitaker, a Joint Venture

• I-15; 1800 NORTH INTERCHANGE & CORRIDOR WIDENING, Sunset: UTRC10440, issued 2025-03-11

I-15; 1800 NORTH INTERCHANGE & CORRIDOR WIDENING among its neighbors

117 discharge permits are in the Howard Slough-Frontal Farmington Bay subwatershed (HUC 160201020506); UTG071963 is one.

Other permits in the Howard Slough-Frontal Farmington Bay subwatershed (HUC 160201020506)

• 103 HARRISBURG COUNTRY ESTATES, Clinton: UTRH09416, minor, term to 2026-03-23
• 107 HARRISBURG COUNTRY ESTATES, Clinton: UTRH10083, minor, term to 2026-07-30
• 1300 NORTH - MAIN STREET TO 1285 WEST WATERLINE, Clinton: UTRC05467, minor, term to 2023-07-28
• 1681 N 3000 W, Clinton: UTRH01321, minor, term to 2021-09-16
• 1800 N GATE PACKAGE 1 & 2, Hill Afb: UTRC12986, minor, term to 2027-06-09
• 2093-3091 W 5600 S DEMO'S, Roy: UTRC06224, minor, term to 2025-01-05
• 4000 S SRTS RAIL CROSSING, Roy: UTRC12424, minor, term to 2027-03-09
• 44 RIVER CROSSINGS, Plain City: UTRH01041, minor, term to 2021-08-14
• 92-R HARRISBURG, Clinton: UTRH01576, minor, term to 2021-10-25
• 93-R HARRISBURG, Clinton: UTRH09020, minor, term to 2025-12-28