Yamhill County, Oregon — public water systems

90 active public water systems serve Yamhill County, reporting 90.7K people served.

Dataset updated July 2026 . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

Population served

90.7K

Community systems

Groundwater share

80%

Water systems in Yamhill County

Active public water systems in Yamhill County, Oregon
#	Water system	County	Population served	Type	Source
1	Mcminnville Water & Light	Yamhill	34,515	Community	Surface water
2	Newberg, City of	Yamhill	25,138	Community	Groundwater
3	Sheridan, City of	Yamhill	6,494	Community	Surface water
4	Lafayette, City of	Yamhill	4,423	Community	Purchased surface water
5	Dundee, City of	Yamhill	2,960	Community	Groundwater
6	Dayton, City of	Yamhill	2,535	Community	Groundwater
7	Carlton, City of	Yamhill	2,270	Community	Surface water
8	Willamina, City of	Yamhill	2,239	Community	Surface water
9	Amity, City of	Yamhill	1,810	Community	Surface water
10	Yamhill, City of	Yamhill	1,199	Community	Surface water
11	Golden Enterprises	Yamhill	700	Transient non-community	Groundwater
12	Delphian School	Yamhill	350	Community	Groundwater
13	Cove Orchard Water Association	Yamhill	300	Community	Purchased surface water
14	Camp Yamhill	Yamhill	250	Transient non-community	Surface water
15	Northwest Newberg Water Assn	Yamhill	250	Community	Purchased groundwater
16	Ewing Young Elem Sd 29j	Yamhill	245	Non-transient non-community	Groundwater
17	Domaine Willamette Winery	Yamhill	200	Non-transient non-community	Groundwater
18	Monrovia North	Yamhill	175	Non-transient non-community	Groundwater
19	Monrovia South	Yamhill	175	Non-transient non-community	Groundwater
20	Resonance Wines - Carlton	Yamhill	163	Transient non-community	Groundwater
21	Bailey Nursery Iii	Yamhill	160	Non-transient non-community	Groundwater
22	Adelsheim Vineyards	Yamhill	140	Transient non-community	Groundwater
23	Sunny Acres Water District	Yamhill	130	Community	Purchased groundwater
24	Cswa Chehalem Springs	Yamhill	130	Community	Groundwater
25	Domaine Serene	Yamhill	124	Transient non-community	Groundwater
26	Pleasant View Water Co	Yamhill	120	Community	Purchased surface water
27	Hidden Meadows Water Assn Inc.	Yamhill	110	Community	Groundwater
28	Sokol Blosser Vineyards	Yamhill	110	Transient non-community	Groundwater
29	Durant Vineyard Tasting Room	Yamhill	100	Transient non-community	Groundwater
30	Hopewell Water Company	Yamhill	100	Community	Groundwater
31	The Preserve	Yamhill	100	Transient non-community	Groundwater
32	Chehalem Valley Baptist Church	Yamhill	100	Transient non-community	Groundwater
33	The Black Dog Vineyard	Yamhill	100	Transient non-community	Groundwater
34	Grange Hill Winery	Yamhill	100	Transient non-community	Groundwater
35	Valley View Water Co-Op	Yamhill	99	Community	Purchased surface water
36	Rock of Ages Rest Home	Yamhill	97	Community	Groundwater
37	Oxberg Water System #1	Yamhill	90	Community	Groundwater
38	East Yamhill Rural Wd	Yamhill	90	Community	Purchased surface water
39	Stoller Family Estate	Yamhill	85	Transient non-community	Groundwater
40	Soter Vineyards	Yamhill	80	Non-transient non-community	Groundwater
41	Hopewell Community Church	Yamhill	80	Transient non-community	Groundwater
42	Boise Cascade-Willamina Veneer	Yamhill	75	Non-transient non-community	Groundwater
43	Chehalem Valley Water Assn	Yamhill	75	Community	Purchased groundwater
44	Nw Wine Company	Yamhill	75	Non-transient non-community	Groundwater
45	Camp Tilikum	Yamhill	75	Transient non-community	Surface water
46	Robinson Nursery Amity Ws	Yamhill	70	Non-transient non-community	Groundwater
47	Chehalem Mtn Sun Ridge Water Co	Yamhill	70	Community	Groundwater
48	Laurel Ridge Winery	Yamhill	68	Transient non-community	Purchased surface water
49	Solena Estate	Yamhill	60	Transient non-community	Groundwater
50	Fox Ridge Water Co	Yamhill	60	Community	Groundwater