How many water violations are in Deschutes County?

Deschutes County has 5,986 total drinking water violations across 138 water systems, of which 547 are health-based violations. 97.1% of systems have at least one violation.

How many people get water from Deschutes County systems?

Water systems in Deschutes County serve approximately 204,759 people through 138 public water systems.

Has PFAS been detected in Deschutes County water?

Under EPA UCMR5, 1 of 5 tested systems in Deschutes County had at least one PFAS detection (20.0% of the UCMR5-tested subset - not of all 138 SDWIS systems).

What types of water sources supply Deschutes County?

Water systems in Deschutes County use GW (137 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. 9.1% of Deschutes County's violations are health-based. Among counties with any SDWIS violations, this extract puts Deschutes County in the lower health-based share band. Not all violations indicate immediate health risk, but they require corrective action.

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

According to EPA SDWIS county population served used on /counties, Deschutes County ranks #332 of 3,254 counties by people served, and #6 of 36 counties in Oregon. Ordinals use the same total_population DESC sort as the counties directory. See /methodology#corpus-placement.

Counties → Oregon

Deschutes County, Oregon

Compiled by PlainWater · May 15, 2026

SDWIS compliance plate

Sheet OR017 · Deschutes County 138 sys · 5,986 viol · #332/3254

VIOL-SEVERE · HEALTH-LOW · RANK-TOP · PHOTO-FINISH · PFAS-LOW · SRC-GW · SYS-LARGE · BOOK-FULL

VIOL-SEVERE 97.1% flagged
HEALTH-LOW 9.1% health
RANK-TOP #332/3254
PHOTO-FINISH ±0.3 pp
PFAS-LOW 20.0% detect
SRC-GW GW lead 99%
SYS-LARGE 138 systems
BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Clackamas County (+ 0.3 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Deschutes County ranks #332 of 3,254 counties by people served, and #6 of 36 counties in Oregon. See methodology · corpus placement.

Deschutes County standing, mid-flagged corpus third

Flagged-system rate 97.1% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 9.1% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 20.0% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #332 of 3,254 · #6 of 36 in Oregon.

Water Systems

System Name	Population	Violations	PFAS
Bend, City Of	77,704	339	Detected
Redmond Water Department	37,566	26	Clean
Avion WC - Greater Avion	35,332	179	Clean
Roats Water System	6,469	21	Clean
Sunriver Water LLC/Sunriver Utilities	4,300	23	Clean
Sisters, City Of	3,778	124	-
Agate Water System	3,153	84	-
La Pine, City Of	2,807	11	-
Oregon Water Utilities - Cline Butte Inc	2,526	8	-
Oprd Smith Rock State Park	2,328	28	-
Water Wonderland Improv Dist 2	1,800	23	-
Mt Bachelor Inc	1,726	32	-
Terrebonne Domestic Water District	1,400	33	-
Ponderosa Pines Water Company	900	15	-
Oprd Tumalo State Park	895	24	-
Tollgate Water Company	800	8	-
Black Butte Ranch Corporation	740	6	-
Sun Mountain Water System LLC	740	31	-
Laidlaw Water District	740	44	-
Oprd Cline Falls State Park	712	17	-
Thousand Trails Inc	575	44	-
Water Wonderland Improv Dist 1	550	40	-
Indian Meadow Water Company	500	22	-
High Desert Museum	493	122	-
Avion WC - Chaparral	470	34	-
Cimmarron City Water System	450	20	-
River Meadows Improvement Dist	432	36	-
Avion WC - Whychus Creek	428	45	-
Seventh Mountain Resort	400	97	-
Eagle Crest Resort	400	80	-
Usfs Cultus Lake Cg	400	8	-
Alfalfa Water LLC	400	13	-
Usfs Crane Prairie Cg	395	8	-
Avion WC - Sun Country Wtr Saddleback	300	24	-
Smgv/Widgi Creek	300	32	-
Oprd la Pine Rec Area/Day Use	300	29	-
Bend Metro Parks-Shevlin Park	300	29	-
Bend Metro Parks-Skyline Park	300	41	-
Oprd la Pine Rec Area-O/Nite	300	29	-
Avion WC - Wild River	276	25	-
Cascades Academy of Central Oregon	260	9	-
Spring River Plaza	250	29	-
Hidden Valley Mbl Ests Imp Dis	240	45	-
Avion WC - Tumalo Rim	225	36	-
High Desert Sports Complex	220	15	-
Usfs Lava Lake Campground	210	10	-
Twin Lakes Resort and RV Park	205	16	-
Paulina Lake Lodge Inc	200	91	-
Oregon Youth Challenge Program	200	7	-
Avion WC - South Redmond Heights	190	38	-

Compare beyond Oregon

Mid-flagged peers for Deschutes County

Cross-state counties nearest Deschutes County on flagged-system share (97.1%) and cumulative violation count (5,986). 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.