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HAMMOND WATER WORKS DEPARTMENT

Indiana — Community Water System — PWSID: IN5245020

System Information

PWSIDIN5245020
System NameHAMMOND WATER WORKS DEPARTMENT
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 21, 1981
Last ReportedNov 14, 2025

Location & Contact

StateIndiana
CityHAMMOND
ZIP Code46320
Address6505 Columbia Avenue
OrganizationMCLAUGHLIN, MARK
Phone219-853-6427

Population & Service

Population Served78,384
Service Connections24,115

Drinking Water Violations (34)

This water system has 34 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Oct 1, 2024 Dec 31, 2024 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 LASSO MR No No — — — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 LASSO MR No No — — — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 LASSO MR No No — — — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2024 Synthetic Organic Chemicals
Aug 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 4, 2021 Revised Total Coliform Rule
Aug 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 4, 2021 Revised Total Coliform Rule
Aug 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Oct 4, 2021 Revised Total Coliform Rule
Jul 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Nov 19, 2021 Lead and Copper Rule
Jul 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Nov 19, 2021 Lead and Copper Rule
Jul 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Nov 19, 2021 Lead and Copper Rule
Jul 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Nov 19, 2021 Lead and Copper Rule
Jul 1, 2020 Dec 31, 2020 Lead and Copper Rule TT Yes No — TT — Resolved Dec 31, 2020 Lead and Copper Rule
Jul 1, 2020 Dec 31, 2020 Lead and Copper Rule TT Yes No — TT — Resolved Dec 31, 2020 Lead and Copper Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Jun 30, 1980 Sep 29, 1980 Gross Alpha, Excl. Radon and U MR No No — 15 pCi/L — Archived Sep 29, 1980 Radionuclides and Revised Rad Rule
Oct 1, 1979 Oct 31, 1979 Barium MR No No — 2 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Nitrate MR No No — 10 mg/L — Archived Oct 31, 1979 Nitrate Rule
Oct 1, 1979 Oct 31, 1979 Cadmium MR No No — 0.005 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Chromium MR No No — 0.1 mg/L — Archived Oct 31, 1979 Inorganic Chemicals
— — — No No — — — — — —
— — — No No — — — — — —

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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