Backflow testing requirements in Griswold, Connecticut
Start with the verified utility guides and state water-system records below. The responsible utility—not the town name alone—sets the property's accepted form, testing schedule, and submission route.
Best available local guidance
Utility guides associated with Griswold
Connecticut DPH inventory
Public water systems listing Griswold
These systems list Griswoldas their principal municipality in the active DPH inventory. This is a discovery aid, not proof that a particular address is inside a system's service boundary.
Jewett City Water Company
PWS ID CT0580011 · surface water
6,840 population listed
1,868 service connections
CTWC - Bay Mountain
PWS ID CT0580041 · groundwater
440 population listed
108 service connections
Jewett City Water Co., S & W System
PWS ID CT0580051 · groundwater
320 population listed
83 service connections
CTWC - Country Mobile Div.
PWS ID CT0580021 · groundwater
186 population listed
75 service connections
Griswold Mhp LLC
PWS ID CT0580031 · groundwater
99 population listed
39 service connections
Ashland Pond Mobile Home Park
PWS ID CT0580061 · groundwater
74 population listed
29 service connections
2
Non-transient, non-community systems
12
Transient non-community systems
How to verify an address
Use the source trail before relying on a filing route
- 1
Identify the water provider from the property’s water bill, DPH inventory, or the state Exclusive Service Area map.
- 2
Open the utility guide when available and check its review date, testing cadence, accepted form, and submission method.
- 3
Confirm property-specific requirements with the utility before the appointment; hazards, device type, and deadlines can differ.
For testing companies
Keep every customer, assembly, and due date in one place.
Import your existing customer book and keep utility guidance attached to the work.