Barnstable, MA

Barnstable water restrictions

Current outdoor watering rules for Barnstable. Coverage can differ by public supplier, private well, or town-wide rule.

3 restriction targets listed. Last checked August 11, 2026.

Water provider

Centerville Osterville Marstons Mills Wd

Voluntary schedule — details incomplete

The source reports a two-day-per-week limit, but the exact allowed days and watering hours are not confirmed.

MassDEP listing

Voluntary schedule — details incomplete

2026-08-01

The source reports a two-day-per-week limit, but the exact allowed days and watering hours are not confirmed.

Watering schedule

  • Reported limit — 2 watering days per week. Exact allowed days and watering hours are not confirmed.
Source limitation

Do not choose watering days or hours from the reported weekly limit. Confirm the exact schedule with the water provider.

Applies to: supplier customersEffective: 2025-08-13
Coverage targetCenterville Osterville Marstons Mills Wd
Current source claims1
Last checkedAugust 11, 2026

Claims stay separate when official sources describe different rules. Confirm changes with the listed source before watering.

Water provider

Cotuit Fire District Water Department

Voluntary schedule — details incomplete

The source reports a two-day-per-week limit, but the exact allowed days and watering hours are not confirmed.

MassDEP listing

Voluntary schedule — details incomplete

2026-08-01

The source reports a two-day-per-week limit, but the exact allowed days and watering hours are not confirmed.

Watering schedule

  • Reported limit — 2 watering days per week. Exact allowed days and watering hours are not confirmed.
Source limitation

Do not choose watering days or hours from the reported weekly limit. Confirm the exact schedule with the water provider.

Applies to: supplier customersEffective: 2026-07-01
Coverage targetCotuit Fire District Water Department
Current source claims1
Last checkedAugust 11, 2026

Claims stay separate when official sources describe different rules. Confirm changes with the listed source before watering.

Water provider

Hyannis Water System, Town of Barnstable

Official sources disagree

Official sources publish different current rules for this coverage target.

MassDEP listing

Mandatory schedule — details incomplete

2026-08-01

The source reports a two-day-per-week limit, but the exact allowed days and watering hours are not confirmed.

Watering schedule

  • Reported limit — 2 watering days per week. Exact allowed days and watering hours are not confirmed.
Source limitation

Do not choose watering days or hours from the reported weekly limit. Confirm the exact schedule with the water provider.

Applies to: supplier customersEffective: 2026-05-01

Water supplier claim

Mandatory schedule — details incomplete

2026-05-27

The source reports a one-day-per-week limit, but the exact allowed days is not confirmed.

Watering schedule

  • Reported limit — 1 watering day per week. Exact allowed days is not confirmed.

Restricted uses

  • Outdoor watering using sprinklers or automatic irrigation systems — one day per week; odd-numbered addresses on odd-numbered calendar days; even-numbered addresses on even-numbered calendar days.

Exceptions

  • Watering lawns, gardens, flowers, and ornamental plants — hand-held hoses, drip irrigation, or buckets.
Source limitation

Do not choose watering days or hours from the reported weekly limit. Confirm the exact schedule with the water provider.

Applies to: customers served by the Hyannis Water System

Town claim

Mandatory schedule — details incomplete

2026-06-18

The source reports a watering schedule, but the exact allowed days is not confirmed.

Watering schedule

  • Reported limit — Exact allowed days is not confirmed.

Prohibited uses

  • Lawn irrigation by sprinklers or automatic irrigation systems.
  • Vehicle washing — except in a commercial car wash; operator safety; prevent damage or maintain performance of agricultural or construction vehicles or equipment.
  • Exterior building surfaces, parking lots, driveways, and sidewalks washing — except as necessary to apply paint, preservatives, stucco, pavement or cement.
  • Swimming pool filling or refilling with onsite water.

Exceptions

  • Outdoor watering of lawns, gardens, flowers, and ornamental plants — via a hand-held hose or bucket; odd/even address-date schedule; 5:00 PM to 9:00 AM.
  • Vehicle washing — in a commercial car wash; as necessary for operator safety; to prevent damage and/or maintain performance of agricultural or construction vehicles or equipment.
Source limitation

Do not choose watering days or hours from the reported weekly limit. Confirm the exact schedule with the water provider.

Applies to: customers served by the Hyannis Water System

Town claim

Mandatory schedule — details incomplete

2026-05-28

The source reports a one-day-per-week limit, but the exact allowed days is not confirmed.

Watering schedule

  • Reported limit — 1 watering day per week. Exact allowed days is not confirmed.

Exceptions

  • Lawns, gardens, flowers, and ornamental plants — using hand-held hoses, drip irrigation, and buckets.
Source limitation

Do not choose watering days or hours from the reported weekly limit. Confirm the exact schedule with the water provider.

Applies to: customers served by the Hyannis Water System
Coverage targetHyannis Water System, Town of Barnstable
Current source claims4
Last checkedAugust 11, 2026

Claims stay separate when official sources describe different rules. Confirm changes with the listed source before watering.

Confirm before watering. Rules can change quickly and may vary by supplier, address, and water source.