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Nantucket, MA

Nantucket water restrictions

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

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

Water provider

Siasconset Water Department

Outdoor watering ban

Nonessential outdoor water use is prohibited.

MassDEP listing

Outdoor watering ban

2026-08-01

Nonessential outdoor water use is prohibited.

Prohibited uses

  • Nonessential outdoor watering.
Applies to: supplier customersEffective: 2026-07-01
MassDEP statewide restrictions — 2026-08-01
Coverage targetSiasconset 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

Wannacomet Water Company

Multiple current rules

4 current source claims are listed separately.

News report

Mandatory schedule and use limits

2026-05-14

Watering-hours schedule; additional outdoor-use restrictions apply.

Watering schedule

  • Watering-hours schedule — Water before 9 a.m. or after 5 p.m. With a handheld hose or water can.

Rule details

  • Restricted use: non-essential outdoor water use — limit all use.
  • Prohibited use: automatic irrigation — including drip irrigation.

Exceptions

  • Private wells.
Applies to: all those connected to municipal water
Nantucket Current | As Drought Conditions Worsen, Enforcement Of…

News report

Mandatory use limits

2026-07-12

Irrigation and all non-essential outdoor water use.

Prohibited uses

  • Irrigation and all non-essential outdoor water use.

Exceptions

  • Private wells.
Applies to: municipal water system
Nantucket Current | Amid Drought, Are Nantucket Homeowners Complying…

MassDEP listing

Outdoor watering ban

2026-08-01

Nonessential outdoor water use is prohibited.

Prohibited uses

  • Nonessential outdoor watering.
Applies to: supplier customersEffective: 2026-07-01
MassDEP statewide restrictions — 2026-08-01

Town claim

Mandatory schedule and use limits

No date published

Watering-hours schedule; additional outdoor-use restrictions apply.

Watering schedule

  • Watering-hours schedule — Water from 5 p.m.–9 a.m. Hand-held hose or watering can only.

Rule details

  • Restricted use: non-essential outdoor water use.
  • Prohibited use: automatic irrigation — including drip irrigation.
  • Restricted use: pool fills — contact Wannacomet Water at 508-228-0022 for consideration.
Applies to: Wannacomet Water customers
Water | Nantucket, MA - Official Website
Coverage targetWannacomet Water Company
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.