How many water violations are in Box Elder County?

Box Elder County has 9,379 total drinking water violations across 49 water systems, of which 550 are health-based violations. 100.0% of systems have at least one violation.

How many people get water from Box Elder County systems?

Water systems in Box Elder County serve approximately 65,132 people through 49 public water systems.

Has PFAS been detected in Box Elder County water?

Under EPA UCMR5, 1 of 4 tested systems in Box Elder County had at least one PFAS detection (25.0% of the UCMR5-tested subset - not of all 49 SDWIS systems).

What types of water sources supply Box Elder County?

Water systems in Box Elder County use GW (48 systems), SW (1 systems) as their primary water sources.

Are health-based violations serious?

Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 5.9% of Box Elder County's violations are health-based. Among counties with any SDWIS violations, this extract puts Box Elder County in the lower health-based share band. Not all violations indicate immediate health risk, but they require corrective action.

Where does Box Elder County sit among U.S. counties for water-system population?

According to EPA SDWIS county population served used on /counties, Box Elder County ranks #792 of 3,254 counties by people served, and #8 of 29 counties in Utah. Ordinals use the same total_population DESC sort as the counties directory. See /methodology#corpus-placement.

Counties → Utah

Box Elder County, Utah

Compiled by PlainWater · May 15, 2026

SDWIS compliance plate

Sheet UT003 · Box Elder County 49 sys · 9,379 viol · #792/3254

VIOL-SEVERE · HEALTH-LOW · RANK-UPPER · PHOTO-FINISH · PFAS-MID · SRC-GW · SYS-MID · BOOK-FULL

VIOL-SEVERE 100.0% flagged
HEALTH-LOW 5.9% health
RANK-UPPER #792/3254
PHOTO-FINISH ±0.0 pp
PFAS-MID 25.0% detect
SRC-GW GW lead 98%
SYS-MID 49 systems
BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Davis County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Box Elder County ranks #792 of 3,254 counties by people served, and #8 of 29 counties in Utah. See methodology · corpus placement.

Box Elder County standing, mid-flagged corpus third

Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 5.9% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 25.0% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #792 of 3,254 · #8 of 29 in Utah.

Water Systems

System Name	Population	Violations	PFAS
Brigham City Water System	20,540	130	Detected
Tremonton City	13,000	64	Clean
Perry City	4,900	38	Clean
Garland City Water System	2,400	100	-
Willard City Water System	2,036	194	-
Northrop Grumman	2,000	121	-
West Corinne Water Co	1,945	197	-
Honeyville Town Water System	1,750	155	-
South Willard	1,500	138	-
Ukon Water Company	1,465	235	-
Elwood Town	1,300	143	-
Mantua Town Water System	1,200	682	-
Riverside-North Garland Water Co	1,193	230	-
Maddox Restaurant	958	49	-
Acme Water Company	880	267	-
Corinne City	740	183	Clean
Willard Bay South Marina	700	30	-
Thatcher-Penrose Service District	590	474	-
Nucor Steel	466	51	-
Plymouth Town Water System	457	155	-
Deweyville Town	420	354	-
Mantua Valley Camp	400	19	-
Thatcher Hills Water Company	399	63	-
Bear River Wcd-Harper Ward	390	15	-
Snowville Town	340	130	-
Mantua Maple Hill Camp	300	64	-
Portage Town Water System	275	374	-
Howell Town Water System	260	134	-
Box Elder Campground	253	31	-
Bothwell Town Water System	237	139	-
Earley Park	225	33	-
Doug Fife Scout Ranch	200	38	-
Bear River Wcd-Bothwell	185	9	-
Bear River Wcd-Beaver Dam	176	436	-
Willow Creek Water Co	175	670	-
Park Valley Lds Church	146	51	-
Hot Springs Trailer Court	120	87	-
Bear River Wcd- Collinston Water System	102	24	-
Cedar Ridge Distribution Company	100	490	-
East Grouse Creek Pipeline Co	70	217	-
Coleman Mobile Home Court	65	143	-
Utah Test and Training Range	63	108	-
Fox Hill Mobile Home Community	60	135	-
Park Valley School	50	97	-
Sunset Park Water Co	44	555	-
Golden Spike NM	30	19	-
M & J Trailer Home Community	27	1,267	-
Bear River Wcd-Tremonton Booster Station	0	14	-
Bear River Wcd-So Willard	0	27	-

Compare beyond Utah

Mid-flagged peers for Box Elder County

Cross-state counties nearest Box Elder County on flagged-system share (100.0%) and cumulative violation count (9,379). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Compiled by PlainWater, Drinking Water Quality Editorial Process · May 15, 2026

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.