Cass County, Missouri — public water systems

31 active public water systems serve Cass County, reporting 625.7K people served.

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

Active systems

Population served

625.7K

Community systems

Groundwater share

25.8%

Water systems in Cass County

Active public water systems in Cass County, Missouri
#	Water system	County	Population served	Type	Source
1	Kansas City Pws	Cass	513,800	Community	Surface water
2	Belton Pws	Cass	23,598	Community	Purchased surface water
3	Raymore Pws	Cass	21,517	Community	Purchased surface water
4	Harrisonville Pws	Cass	10,019	Community	Surface water
5	Pleasant Hill Pws	Cass	8,262	Community	Purchased surface water
6	Peculiar Pws	Cass	6,226	Community	Purchased surface water
7	Cass County Pwsd 9	Cass	6,063	Community	Purchased groundwater
8	Cass County Pwsd 2	Cass	4,650	Community	Purchased surface water
9	Cass County Pwsd 7	Cass	4,143	Community	Surface water
10	Cass County Pwsd 10	Cass	3,068	Community	Purchased surface water
11	Cass County Pwsd 5	Cass	2,875	Community	Purchased groundwater
12	Cass County Pwsd 3	Cass	2,760	Community	Purchased surface water
13	Cass County Pwsd 6	Cass	2,575	Community	Purchased surface water
14	Cass County Pwsd 11	Cass	1,948	Community	Purchased groundwater
15	Cass County Pwsd 4	Cass	1,840	Community	Purchased groundwater
16	Lake Winnebago Pws	Cass	1,600	Community	Purchased groundwater
17	Mo American Garden City	Cass	1,590	Community	Surface water
18	Springdale Lake Estates	Cass	1,500	Community	Purchased surface water
19	Archie Pws	Cass	1,300	Community	Surface water
20	Drexel Pws	Cass	965	Community	Purchased groundwater
21	Nw Cass County Water Resource District	Cass	938	Community	Purchased surface water
22	Southfork MHP	Cass	795	Community	Purchased surface water
23	Cass County Pwsd 1	Cass	723	Community	Purchased surface water
24	Cleveland Pws	Cass	690	Community	Purchased surface water
25	Freeman Pws	Cass	482	Community	Purchased surface water
26	East Lynne Pws	Cass	400	Community	Purchased groundwater
27	Creighton Pws	Cass	349	Community	Purchased groundwater
28	Meadow View Mhc LLC	Cass	320	Community	Purchased surface water
29	Crown MHP	Cass	300	Community	Purchased surface water
30	Pickering Place	Cass	250	Community	Purchased surface water
31	Cass County Pwsd 8	Cass	198	Community	Purchased surface water