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Counties → Oregon

Linn County, Oregon

SDWIS compliance plate

Sheet OR043 · Linn County 167 sys · 9,206 viol · #498/3254

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

  • VIOL-SEVERE 98.8% flagged
  • HEALTH-LOW 12.4% health
  • RANK-TOP #498/3254
  • PHOTO-FINISH ±0.1 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 93%
  • SYS-LARGE 167 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Umatilla County ( -0.1 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Linn County ranks #498 of 3,254 counties by people served, and #8 of 36 counties in Oregon. See methodology · corpus placement.

Linn County standing, mid-flagged corpus third

Flagged-system rate 98.8% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 12.4% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #498 of 3,254 · #8 of 36 in Oregon.

Flagged-rate neighbourhood around Linn County

Lowest/highest poles plus in-state counties nearest Linn County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Polk · lowest Umatilla · near Washington · near Wheeler · highest 86.2% 98.6% 98.7% 98.8% 99% 99% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Albany, City Of 57,997 77 Clean
Lebanon, City Of 18,945 42 Clean
Sweet Home, City Of 10,322 340 Clean
Harrisburg, City Of 3,684 332 Clean
City of Millersburg 2,615 1 -
Brownsville, City Of 1,906 132 -
Mill City Water Department 1,830 126 -
Lebanon High School 1,350 15 -
Lyons Mehama Water District 1,300 281 -
Linn Co Pks-Waterloo-Santiam Addition 1,000 9 -
Scio, City Of 900 25 -
Halsey, City Of 800 22 -
Seven Oak Middle School 722 45 -
Oprd Cascadia State Park 670 25 -
Ez Trip #1232 625 21 -
Halsey Shell 600 54 -
Hoodoo Ski Bowl 500 9 -
Linn Co Pks-Sunnyside/Lewis Crk 500 7 -
Odot Hd Oak Grove Southbound 500 14 -
Odot Hd Oak Grove Northbound 500 9 -
Selmet Inc/Rem Products Div 430 53 -
Linn Co Pks-Riverbend Cg 425 0 -
Pioneer Villa 400 111 -
Arco Am/Pm #82610 400 23 -
Cascades Elementary 388 12 -
East Linn Chr Acad Victory 380 34 -
Hamilton Creek School 360 29 -
Green Acres Elem 350 2 -
Big Lake Youth Camp 325 244 -
Sodaville, City Of 320 93 -
Lacomb Elementary 320 15 -
Clover Ridge Elementary 305 21 -
Scravel Hill Water Co-Op 300 80 -
Lake Creek Ranch Mhc 300 124 -
Linn Co Pks-Roaring River Park 300 14 -
Cascade Pacific Pulp LLC 300 111 -
Camp Tadmor 300 26 -
Lone Oak Estates 258 69 -
Santiam Market 250 61 -
Foster Lake Market 250 0 -
Diamond Hill RV Park 203 40 -
Weslinn Water Company 200 73 -
Twin Cedars MHP 200 222 -
Camp Pioneer Bsa 200 42 -
M & M #14 200 29 -
Hilltop Market 200 30 -
Point Restaurant, The 200 16 -
Corvallis Market 200 38 -
Subway Hwy 34 & I5 200 10 -
Eastgate Center 200 95 -

Compare beyond Oregon

Mid-flagged peers for Linn County

Cross-state counties nearest Linn County on flagged-system share (98.8%) and cumulative violation count (9,206). 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

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.