Bill Pay
For a payment deferral form, please click here or contact the Locust Valley Water District.
Water bills that are past due from the stated due date will incur a 2.5% penalty. In accordance with Town law, water bills unpaid as of May 31st which remain unpaid as of August 31st, will be filed with Town of Oyster Bay and added to your general tax bill for collection.”
New Online Bill Pay Portal is Now Available
We are excited to announce you can begin to enjoy the comprehensive, user-friendly, and innovative portal that includes the ability to pay your water bills with a credit or debit card, or directly through your checking or savings bank account.
The same level of security that you have grown to expect from us will not change and will be consistent in our new portal, which will provide new online payment options and more engaging features that improve your overall payment experience. Check out our FAQ’s page for more!
If you have any further questions, please contact us at (516) 671-1783.
(Effective January 1, 2026)
| Billing Period | Approximate Billing Date |
| Q1:December – March | First Week of April |
| Q2: March – June | First Week of July |
| Q3: June – September | First Week of October |
| Q4: September – December | First Week of January |
Inside District
Minimum Bill: $29.00
| Gallons | Per 1000 gallons |
| 0 to 10,000 gallons | $2.90 |
| 10,001 to 25,000 gallons | $2.90 |
| 25,001 to 50,000 gallons | $3.30 |
| 50,001 to 100,000 gallons | $3.70 |
| Over 100,001 gallons | $4.10 |
Additional Rates and Fees
Late penalty (over 20 days) — 2.5% applied quarterly
NSF bounced check fee — $15
Final read fee — $50
Irrigation permit — $150
Backflow Prevention Device Testing Rate Schedule:
| SIZE | DISTRICT TEST FEE |
| 3/4″ and 1″ | $350 per device |
| 1.5″ and 2″ | $450 per device |
| 3″ and 4″ | $550 per device |
| 6″ and larger | $800 per device |
Minimum Bill: $40.00
| Gallons | Per 1000 gallons |
| 0 to 10,000 gallons | $4.00 |
| 10,001 to 25,000 gallons | $4.00 |
| 25,001 to 50,000 gallons | $4.40 |
| 50,001 to 100,000 gallons | $4.80 |
| Over 100,001 gallons | $5.20 |