Question 1

Is Lyons Water Utility water safe to drink?

Accepted Answer

Lyons Water Utility (PWS ID: IN5228006) has 649 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. EPA SDWIS lists this system's service population as 870 people using Groundwater sources.

Question 2

How many people does Lyons Water Utility serve?

Accepted Answer

EPA SDWIS reports that Lyons Water Utility serves 870 people (this public water system's service population, not the municipal population of Lyons or any other city). It is a Local-owned system using Groundwater water sources with 435 service connections. The operator address is listed in Lyons, Indiana.

Question 3

What type of violations does Lyons Water Utility have?

Accepted Answer

Lyons Water Utility has 649 total violations: 10 health-based violations (MCL exceedances or treatment failures), 630 monitoring/reporting violations, and 10 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.

Question 4

Has PFAS been detected in Lyons Water Utility water?

Accepted Answer

No PFAS testing data is available for Lyons Water Utility under the EPA's UCMR5 monitoring program.

Question 5

What water source does Lyons Water Utility use?

Accepted Answer

Lyons Water Utility uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.

Question 6

Where does this data come from?

Accepted Answer

All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Question 7

Where does Lyons Water Utility sit among U.S. public water systems?

Accepted Answer

According to EPA SDWIS population_served among sitemap-advertised systems (serving 500+), Lyons Water Utility ranks #21,529 of 29,740 by people served, and #529 of 788 in Indiana. Ordinals use population_served DESC among systems serving 500+ (the sitemap cohort). See /methodology#corpus-placement.

Question 8

How does Lyons Water Utility's violation count compare nationally?

Accepted Answer

Lyons Water Utility has 649 recorded EPA SDWIS violations, fewer than 3% of the 29,740 public water systems serving 500 or more people nationwide (the same sitemap cohort used for the corpus-placement ranking above). 97% of that cohort has fewer violations than Lyons Water Utility. A system can have zero recorded violations and still be actively monitored, and a high violation count often reflects a system that reports thoroughly, not necessarily one with worse water.

Contaminant	Category	Count	Latest
Coliform (TCR)	MR	24	2005
Lead and Copper Rule	MR	21	2022
Di(2-ethylhexyl) adipate	MR	17	1995
Dinoseb	MR	17	1995
Diquat	MR	17	1995
LASSO	MR	17	1995
Atrazine	MR	17	1995
Endrin	MR	17	1995
Glyphosate	MR	17	1995
Heptachlor	MR	17	1995
Dalapon	MR	17	1995
HEXACHLOROBENZENE	MR	17	1995
Di(2-ethylhexyl) phthalate	MR	17	1995
Hexachlorocyclopentadiene	MR	17	1995
BHC-GAMMA	MR	17	1995
Picloram	MR	17	1995
Endothall	MR	17	1995
Pentachlorophenol	MR	17	1995
Simazine	MR	17	1995
Toxaphene	MR	17	1995
2,3,7,8-TCDD	MR	17	1995
2,4,5-TP	MR	17	1995
Methoxychlor	MR	17	1995
OXAMYL	MR	17	1995
Benzo(a)pyrene	MR	17	1995
Carbofuran	MR	17	1995
Chlordane	MR	17	1995
1,2-DIBROMO-3-CHLOROPROPANE	MR	17	1995
2,4-D	MR	17	1995
Heptachlor epoxide	MR	17	1995

Lyons Water Utility

Lyons Water Utility standing, high SDWIS violation third

System Details

Violation History

Violation Count vs. the National Corpus

Population served record for Lyons Water Utility

Nationwide peers

Cross-state systems with comparable violation load

Cross-state systems with smaller service footprints