Section En 605.04 - Test Schedules for Meters(a) All new meters shall be tested and calibrated before being put into service.(b) A water utility shall not be required to report to the department new meter tests referred to in (a) above nor shall these tests be considered as periodic tests of meters in service.(c) A water utility shall conduct tests on meters in service, according to the size of the meter in inches, in accordance with the schedule established by table 6.5.2 below: Table 6.5.2 Testing Interval Required By Size of Meter
Size of Meter - Inches | Maximum Interval Between Tests |
| |
5/8 | 10 years |
3/4 | 10 years |
1 | 4 years |
1 1/2 | 4 years |
2 | 4 years |
3 | 2 years |
4 | 1 year |
6 | 1 year |
(d) All meters removed from service and not due for periodic test shall be tested before being put back into service.(e) Source meters shall be calibrated at least every 10 years.(f) When a customer requests that the customer's meter be tested, a water utility: (1) Shall test the accuracy of the customer's meter within 15 days from the time the request is made;(2) May require a deposit and charge for meter testing in an amount in accordance with the water utility's tariff provisions;(3) Shall promptly refund the deposit and charge if on testing the meter is found to be over-registering by more than 3% or under-registering as described in En 605.03(d);(4) May retain the deposit amount if the meter is found to meet the accuracy requirements of En 605.03(d);(5) Shall permit a customer to be represented in person or by their agent when the water utility conducts the test of the meter; and(6) Shall provide to the customer within 15 days after completion of the test a report giving: a. The name of the customer requesting the test;b. The date of the request;c. The location, type, make, size, and serial number of the meter;e. The result of the test.(g) When a customer makes written application to the department for testing of a meter, sometimes called referee testing, the department staff shall arrange to have the meter tested in staff's presence as soon as is practicable.(h) When notified of an application submitted for a referee test as provided in (g) above, the water utility shall not remove, interfere with, or adjust the meter to be tested without the written consent of the customer, and a waiver from the department, pursuant to the waiver provisions of En 201.05.(i) A complete record of all tests and adjustments and data sufficient to allow checking of test calculations shall be recorded by the meter tester.(j) The test record referred to in (i) above shall include:(1) The identifying number of the meter;(2) The type of the meter;(3) The date and kind of tests made;(4) The reading of that meter before making any test;(5) The error as found at each test; and(6) If repaired the accuracy of the meter after the final test.(k) The complete record of tests of each meter shall be continuous for at least 2 periodic tests, and in no case for less than 2 years.(l) Each water utility shall report to the department periodic tests of meters on Form E-15, which is described in En 609.06.(m) Each water utility shall report requests or referee tests, referred to in (f) and (g) above, to the department on Form E-16, which is described in En 609.07, once a month, if any occur.N.H. Admin. Code § En 605.04
Derived from Number 15, Filed April 11, 2024, Proposed by #13911, Effective 3/21/2024, Expires 3/21/2034 (see Revision Note at chapter heading for En 600).