We found 239 public water systems that could serve the same population as Columbia Co Pks-hudson/parcher (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| St Helens, City Of | Saint Helens | 13,225 | 32 | 44 |
| Oregon City - High Mtn. | County of Columbia | 8,500 | 0 | 0 |
| Scappoose, City Of | Scappoose | 6,800 | 47 | 59 |
| Oregon City-mixture | Oregon City | 6,000 | 0 | 0 |
| Mcnulty Water Pud | County of Columbia | 2,500 | 0 | 69 |
| Vernonia, City Of | County of Columbia | 2,475 | 0 | 180 |
| Clatskanie, City Of | County of Columbia | 2,392 | 0 | 12 |
| Warren Water Association | County of Columbia | 2,050 | 0 | 23 |
| City Of Rainier | County of Columbia | 2,000 | 0 | 132 |
| Columbia City Mun Waterworks | County of Columbia | 1,995 | 0 | 51 |
| Stanley Water District | County of Columbia | 1,524 | 0 | 0 |
| Holcomb-outlook Water Dist. | County of Columbia | 992 | 0 | 0 |
| Rainier Sd #13 | County of Columbia | 950 | 0 | 85 |
| Usfs Timberline Lodge 2 | Mt Hood Nf | 882 | 0 | 0 |
| Usfs Timberline Lodge 3 | Mt Hood Nf | 882 | 0 | 0 |
| Barton Park % Dan Ziwzer | County of Columbia | 550 | 0 | 0 |
| Redland Water District | Oregon City | 500 | 0 | 0 |
| Western Hills Mh Estates | County of Columbia | 375 | 0 | 92 |
| Fishhawk Lake Reserve And Community | County of Columbia | 350 | 0 | 56 |
| Clackamas County Hsng Auth | County of Columbia | 350 | 0 | 0 |
| Quincy Water Association | County of Columbia | 300 | 0 | 77 |
| Rick Adams Chevron | County of Columbia | 300 | 0 | 0 |
| Deer Island Store | County of Columbia | 250 | 0 | 0 |
| Butte Creek Elem-%lehnert,prin | Richard Lehnert | 237 | 0 | 0 |
| Scappoose Market | County of Columbia | 200 | 0 | 11 |
| Columbia Co Pks-camp Wilkerson | County of Columbia | 200 | 0 | 12 |
| Pge-gone Creek Campground | County of Columbia | 200 | 0 | 0 |
| Mt View Public Golf Course Inc | County of Columbia | 200 | 0 | 0 |
| Odot Hd Government Camp Ra | County of Columbia | 200 | 0 | 0 |
| Pge-harriet Lake Campground | County of Columbia | 200 | 0 | 0 |
| Union Mill Groc & Gas %sheets | County of Columbia | 200 | 0 | 0 |
| Usfs Gone Creek Cg | County of Columbia | 180 | 0 | 0 |
| Midland Water Association | County of Columbia | 160 | 0 | 85 |
| Rainier Or Lds Church | County of Columbia | 150 | 0 | 1 |
| Usfs Mcneil Campground | County of Columbia | 150 | 0 | 0 |
| Maryhurst Ws | County of Columbia | 150 | 0 | 0 |
| Westview Manor | County of Columbia | 150 | 0 | 0 |
| Trout Creek Water Association | Christine Short | 150 | 0 | 0 |
| Marquam Store & Locker | County of Columbia | 140 | 0 | 0 |
| Pge-hood View Campground | County of Columbia | 130 | 0 | 0 |
| Columbia Co Pks-big Eddy | County of Columbia | 125 | 0 | 11 |
| Pge-oak Grove | County of Columbia | 115 | 0 | 0 |
| Country Villa Mobile Estates | County of Columbia | 112 | 0 | 0 |
| Columbia Acres Water Assoc | County of Columbia | 110 | 0 | 0 |
| Cascade East Comm Wtr Sys | Edwin Campbell | 101 | 0 | 0 |
| Shell Star Mart | County of Columbia | 100 | 0 | 0 |
| Alston Corners-assembly Of God | County of Columbia | 100 | 0 | 0 |
| Lost Creek Heights Wtr Assoc | County of Columbia | 100 | 0 | 0 |
| Kandis Koffee South | County of Columbia | 100 | 0 | 0 |
| Deer Island Village Mhp | County of Columbia | 100 | 0 | 0 |
| Pleasant Valley Golf Course | County of Columbia | 100 | 0 | 0 |
| Eagle Creek Union 76 | County of Columbia | 100 | 0 | 0 |
| Usfs Big Fan Industrial Comp | County of Columbia | 100 | 0 | 0 |
| Columbia Co Pks-prescott Beach | County of Columbia | 100 | 0 | 0 |
| Camp Colton-%lutheran Outdoor | County of Columbia | 100 | 0 | 0 |
| Ski Bowl | County of Columbia | 100 | 0 | 0 |
| Tournament City | County of Columbia | 100 | 0 | 0 |
| Alder Creek-sleepy Hollow -old | County of Columbia | 100 | 0 | 0 |
| Parkland Terr Mobile Home Ct | County of Columbia | 100 | 0 | 0 |
| Nanitch Pt Lodge/col Pac Bsa | County of Columbia | 96 | 0 | 0 |
| Paradise Moorage | County of Columbia | 90 | 0 | 0 |
| Deer Island Waterworks | County of Columbia | 90 | 0 | 0 |
| Deer Pointe Meadows | County of Columbia | 90 | 0 | 0 |
| Rainier Congregation Of Jw | County of Columbia | 90 | 0 | 0 |
| Olympic Forest Products | County of Columbia | 90 | 0 | 0 |
| Alston Country Store | County of Columbia | 90 | 0 | 0 |
| Goble Water Association | County of Columbia | 85 | 0 | 0 |
| Tamarack Mobile Home Park | County of Columbia | 80 | 0 | 0 |
| Camp Leewood | County of Columbia | 76 | 0 | 0 |
| Mt Shadow Estates %w Taylor | County of Columbia | 75 | 0 | 0 |
| Pge Beaver Generating Station | County of Columbia | 73 | 0 | 0 |
| Mccuddys | County of Columbia | 70 | 0 | 0 |
| Marshland Water Association | County of Columbia | 70 | 0 | 0 |
| Riverwood Mhp Columbia Co | County of Columbia | 70 | 0 | 0 |
| Prescott, City Of | County of Columbia | 70 | 0 | 0 |
| Fern View Mobile Home Court | County of Columbia | 70 | 0 | 0 |
| Scappoose Adventist School | County of Columbia | 65 | 0 | 0 |
| Dyno Nobel Inc | County of Columbia | 65 | 0 | 0 |
| Deer Island Heights Ws | County of Columbia | 60 | 0 | 0 |
| Columbia Hills Hoa | County of Columbia | 60 | 0 | 0 |
| Veida Trailer Park | County of Columbia | 60 | 0 | 0 |
| Laurelwood Water System | County of Columbia | 58 | 0 | 0 |
| North Brightwood Improvement D | County of Columbia | 54 | 0 | 0 |
| Maple Terrace Mobile Home Park | County of Columbia | 50 | 0 | 0 |
| Cedar Tree Mobile Home Park | County of Columbia | 50 | 0 | 0 |
| Connies Kitchen | County of Columbia | 50 | 0 | 0 |
| Mazama | County of Columbia | 50 | 0 | 0 |
| Altes Union | County of Columbia | 50 | 0 | 0 |
| Stan's Ribs & Stuff | County of Columbia | 50 | 0 | 0 |
| Hoodvale Wtr Users,inc | Donald Belshaw | 50 | 0 | 0 |
| Usfs Estacada Work Center | Mt Hood Nf | 50 | 0 | 0 |
| Usfs Pegleg Cg Back | County of Columbia | 50 | 0 | 0 |
| Timberline Lodge | County of Columbia | 50 | 0 | 0 |
| Mist Store | County of Columbia | 50 | 0 | 0 |
| Burbank | County of Columbia | 50 | 0 | 0 |
| Pizza & Video Connection | County of Columbia | 50 | 0 | 0 |
| J & M Mobile Home Park | County of Columbia | 45 | 0 | 0 |
| Island Community Llc | County of Columbia | 45 | 0 | 0 |
| Union Mills Children's Center | Sharon Reece | 45 | 0 | 0 |
| Dikeside Moorage | County of Columbia | 44 | 0 | 0 |
| Sunnyside Cafe & Deli | County of Columbia | 43 | 0 | 0 |
| Columbia River Pud | County of Columbia | 40 | 0 | 0 |
| Bear Tavern | County of Columbia | 40 | 0 | 0 |
| Long Branch Cafe,%larry Helm | County of Columbia | 40 | 0 | 0 |
| Camp Millard-% Col.pac.bsa | Mike Johns | 40 | 0 | 0 |
| Columbia River Farms | County of Columbia | 39 | 0 | 0 |
| Hogg Heaven Mhp | County of Columbia | 37 | 0 | 0 |
| Cook's Motel & Trailer Park | County of Columbia | 35 | 0 | 0 |
| Milwaukie Elks 2032 Restaurant | County of Columbia | 35 | 0 | 0 |
| Quincy Wa Ilmori | County of Columbia | 34 | 0 | 0 |
| Mountain View Motel | County of Columbia | 30 | 0 | 0 |
| Vernonia Golf Club | County of Columbia | 30 | 0 | 0 |
| Oregon City Drive-in | County of Columbia | 30 | 0 | 0 |
| Little Jack Expresso | County of Columbia | 30 | 0 | 0 |
| Disstop Inn | County of Columbia | 30 | 0 | 0 |
| 82nd St. Drive-in | George Mead Jr | 30 | 0 | 0 |
| Genesis Sports Center | County of Columbia | 30 | 0 | 0 |
| Usfs Alpine Cg | Mt Hood Nf | 30 | 0 | 0 |
| Forest Inn % Richard Estes | Richard Estes | 30 | 0 | 0 |
| Blue House Cafe | County of Columbia | 30 | 0 | 0 |
| Hamlet Water Association | County of Columbia | 30 | 0 | 0 |
| Berndt Creek Water Corp | County of Columbia | 28 | 0 | 0 |
| Restaurant, The | County of Columbia | 28 | 0 | 0 |
| Mt.hood View Center | County of Columbia | 28 | 0 | 0 |
| Timber Tavern | County of Columbia | 28 | 0 | 0 |
| Juniper Acres | County of Columbia | 28 | 0 | 0 |
| Alder Tree Tavern | County of Columbia | 28 | 0 | 0 |
| Arrowhead Timber Co | County of Columbia | 28 | 0 | 0 |
| La Paloma Restaurant | County of Columbia | 28 | 0 | 0 |
| Mary Mccrank Dining Room | County of Columbia | 28 | 0 | 0 |
| Shamrock Motel | County of Columbia | 28 | 0 | 0 |
| Trails Club Of Oregon | County of Columbia | 28 | 0 | 0 |
| Totem Village Mhp--% Mrs.rowe | County of Columbia | 28 | 0 | 0 |
| Johnson Mobile Park | County of Columbia | 28 | 0 | 0 |
| Arrah Wanna Water Co%jack Dunn | County of Columbia | 28 | 0 | 0 |
| Adam's Rib | County of Columbia | 28 | 0 | 0 |
| Arrowhead Motel | County of Columbia | 28 | 0 | 0 |
| Artcraft Distributing Co | County of Columbia | 28 | 0 | 0 |
| Avison Lumber Co | County of Columbia | 28 | 0 | 0 |
| Knightens Commercial Set. | County of Columbia | 28 | 0 | 0 |
| Buxton's Meat Co. | County of Columbia | 28 | 0 | 0 |
| Luthern Pioneer Homes | County of Columbia | 28 | 0 | 0 |
| Mack's Acres | County of Columbia | 28 | 0 | 0 |
| Mc Call Country Store | County of Columbia | 28 | 0 | 0 |
| Mcguire's Nursing Home | County of Columbia | 28 | 0 | 0 |
| Milwaukie Plywood Corp. | County of Columbia | 28 | 0 | 0 |
| Mt Hood Care Home | County of Columbia | 28 | 0 | 0 |
| Northwest Pipeline Corp | County of Columbia | 28 | 0 | 0 |
| Nw Stepping Stones | County of Columbia | 28 | 0 | 0 |
| Ostrander Substation | County of Columbia | 28 | 0 | 0 |
| Omack Industries, Inc. | County of Columbia | 28 | 0 | 0 |
| Ped Manu. Limited | County of Columbia | 28 | 0 | 0 |
| B's Nest Drive In & Cafe | County of Columbia | 28 | 0 | 0 |
| Bob's Meat | County of Columbia | 28 | 0 | 0 |
| C & L Lumber | County of Columbia | 28 | 0 | 0 |
| Brophy, C B Machine Works | County of Columbia | 28 | 0 | 0 |
| Chaney Lumber Co | County of Columbia | 28 | 0 | 0 |
| Currinsville Trailer Court | County of Columbia | 28 | 0 | 0 |
| Ford Industries | County of Columbia | 28 | 0 | 0 |
| Greens Poultry | County of Columbia | 28 | 0 | 0 |
| Harrington's Poultry | County of Columbia | 28 | 0 | 0 |
| Hillsview Store | County of Columbia | 28 | 0 | 0 |
| Hoodview Vending | County of Columbia | 28 | 0 | 0 |
| Inn Between | County of Columbia | 28 | 0 | 0 |
| Junies | County of Columbia | 28 | 0 | 0 |
| Rollin Lumber Company | County of Columbia | 28 | 0 | 0 |
| S & K Meat Co | County of Columbia | 28 | 0 | 0 |
| Sky Tech,inc. | County of Columbia | 28 | 0 | 0 |
| Spar Tree,the | County of Columbia | 28 | 0 | 0 |
| Wilhoit Springs | County of Columbia | 28 | 0 | 0 |
| Dick Wolfe Meat Inc. | County of Columbia | 28 | 0 | 0 |
| Horse Meat Packers Inc | County of Columbia | 28 | 0 | 0 |
| Government Camp Maint. Station | County of Columbia | 28 | 0 | 0 |
| Bpa Allstron Rd. | County of Columbia | 28 | 0 | 0 |
| Camp Leewood | Bob Buescher | 28 | 0 | 0 |
| Cruz Inn | County of Columbia | 28 | 0 | 0 |
| La Bonita Mexican Restaurant | County of Columbia | 28 | 0 | 0 |
| Big Foot Lodge | County of Columbia | 28 | 0 | 0 |
| R & R Country Store | County of Columbia | 28 | 0 | 0 |
| Whistle Stop Tavern | County of Columbia | 28 | 0 | 0 |
| Liberal Country Store | County of Columbia | 28 | 0 | 0 |
| Pge Trojan Park | County of Columbia | 26 | 0 | 0 |
| Valley Of The Moon | County of Columbia | 26 | 0 | 0 |
| Three Lynx Elem % R Dawes Ht | Robert Dawes | 26 | 0 | 0 |
| Pioneer Acres | County of Columbia | 26 | 0 | 0 |
| Swedetown Water Assoc | County of Columbia | 25 | 0 | 0 |
| Columbia Co Pks-scaponia | County of Columbia | 25 | 0 | 0 |
| Alston Pub & Grub | County of Columbia | 25 | 0 | 0 |
| The Wayside Inn | County of Columbia | 25 | 0 | 0 |
| Westland Water Association | County of Columbia | 25 | 0 | 0 |
| Michael Curry Design | County of Columbia | 25 | 0 | 0 |
| Mulino Airport | County of Columbia | 25 | 0 | 0 |
| Columbia Co Pks-scappoose Rv | County of Columbia | 25 | 0 | 0 |
| Super 99 Drive-in | County of Columbia | 25 | 0 | 0 |
| Willamette Valley Country Club | County of Columbia | 25 | 0 | 0 |
| Jack Svc Center | County of Columbia | 25 | 0 | 0 |
| Redland Garage-%dan Bauer | County of Columbia | 25 | 0 | 0 |
| Richs Airport %john Johnson | County of Columbia | 25 | 0 | 0 |
| Usfs Tollgate Cg | Mt Hood Nf | 25 | 0 | 0 |
| Usfs Highrock Spring | Mt Hood Nf | 25 | 0 | 0 |
| Usfs Kingfisher Cg | Mt Hood Nf | 25 | 0 | 0 |
| Usfs Pegleg Falls Cg | Mt Hood Nf | 25 | 0 | 0 |
| Usfs Lookout Springs | Mt Hood Nf | 25 | 0 | 0 |
| Usfs Twin Springs | Mt Hood Nf | 25 | 0 | 0 |
| Camp Millard | County of Columbia | 25 | 0 | 0 |
| Birkenfeld Water Association | County of Columbia | 24 | 0 | 0 |
| Three Lynx Elem. | County of Columbia | 24 | 0 | 0 |
| Graham Water Association | County of Columbia | 24 | 0 | 0 |
| Greens Point Water System | County of Columbia | 24 | 0 | 0 |
| Green Meadows Mhp 1 | County of Columbia | 24 | 0 | 0 |
| Goss Mobile Home Park | County of Columbia | 24 | 0 | 0 |
| Culbertson's Mobilodge | County of Columbia | 24 | 0 | 0 |
| Cascade East Comm Wtr Sys | County of Columbia | 23 | 0 | 0 |
| Hamlet Water Association | Karen Hatch | 23 | 0 | 0 |
| Rivers Edge Mhp Llc | County of Columbia | 23 | 0 | 0 |
| Valley View Hts Ws-%neal Young | County of Columbia | 22 | 0 | 0 |
| Mist Grade Elem Sd 47j | County of Columbia | 22 | 0 | 0 |
| Shamrock Apts %r Rodgers | County of Columbia | 21 | 0 | 0 |
| Ault Acres Mobil Court | County of Columbia | 20 | 0 | 0 |
| Hiland Wc - Barger | County of Columbia | 20 | 0 | 0 |
| West Wildcat W.s. | County of Columbia | 20 | 0 | 0 |
| Leo A.balcom W.s. | County of Columbia | 20 | 0 | 0 |
| Cascade View Water Works | County of Columbia | 20 | 0 | 0 |
| Angels Mexican Restaurant | County of Columbia | 20 | 0 | 0 |
| Cavenham Forest Indus-vernonia | County of Columbia | 20 | 0 | 0 |
| Blair Marine - Browns Landing | County of Columbia | 20 | 0 | 0 |
| Inglis Water Coop Water System | County of Columbia | 20 | 0 | 0 |
| West Rainier Water Association | County of Columbia | 19 | 0 | 0 |
| Vernonia Springs Cg | County of Columbia | 18 | 0 | 0 |
| Pge Trojan Nuclear Plant | County of Columbia | 18 | 0 | 0 |
| Evan's Trailer Court | County of Columbia | 15 | 0 | 0 |
| Great Vow Zen Monastery | County of Columbia | 15 | 0 | 0 |
| Skogan Road W.s. | County of Columbia | 12 | 0 | 0 |
| Arrowhead Motel | County of Columbia | 10 | 0 | 0 |
| Columbia Pacific Bio-refinery | County of Columbia | 10 | 0 | 0 |
| Ernies Filling Station | County of Columbia | 10 | 0 | 0 |
| Pge-see System | County of Columbia | 8 | 0 | 0 |
| Hoodview Vending,inc. | County of Columbia | 2 | 0 | 0 |
| Barton Park | County of Columbia | 0 | 0 | 0 |