Important Customer Information: Billing Process & Sewer Use Rates

Effective July 1, 2014

There is hereby established in accordance with Section 7-255 of the Connecticut General Statutes a quarterly and monthly charge for sanitary sewer service furnished by the Greater New Haven Water Pollution Control Authority (GNHWPCA), based on potable water usage. The following sanitary sewer service charges shall apply only to water measured by the Company or any water meter serving a building within the 4 Constituent Municipalities.

-For Quarterly Billing:

Fifteen (15) CCF or less of water usage, $56.25 minimum plus administration fee of $13.00. For all water usage over fifteen (15) CCF, $3.75 per CCF. A Credit of $4.00 per quarter shall be granted to any premises, which has qualified for tax relief under the ‘Elderly Homeowner Tax Relief Act’.

For customers with public supplied water (metered) the annual consumption from the period (January 2013 to December 2013) will be used for the billing period of July 1, 2014 through June 30, 2015. Quarterly Residential customers who use Three Hundred (300) CCF or less in the above mentioned 12 month period will have their consumption adjusted for seasonal usage, this adjusted usage shall be used for billing commencing on July 1.

-For Monthly Billing:

Five (5) CCF or less of water usage, $18.75 minimum plus administration fee of $13.00. For all water usage over five (5) CCF, $3.75 per CCF.

Residential and commercial users of the Sewer System who have private source of water, whose public supply is not metered, or who receive water from a source other than the public water system shall be billed as follows for premises served within the 4 Constituent Municipalities:

• Single Family residential, $103.00 per quarter.

• Duplex residence, $193.00 per quarter.

Multiple dwelling units, $103.00 per quarter for the first dwelling unit, plus $90.00 per quarter for each additional dwelling unit, or at option of owner from metered water supply.

Commercial users shall be charged on the basis of an engineering study performed at the cost of said users to determine the quantity of sewage as established in GNHWPCA Sewer Ordinances, if said commercial users have a private source of water, whose public water supply is not metered or who receive water from a source other than the public water system.

The charges to be made by the GNHWPCA for sewer services to property located outside the limits of the 4 Constituent Municipalities shall be established on the basis of formal contract with the GNHWPCA, the charges shown in said contract to be not less than actual costs to the GNHWPCA and said contracts to be approved by the GNHWPCA in accordance with section 7-247 of the Connecticut Statutes.

The user charges to be determined for all permitted industrial users, except for dry industries, will be computed by the use of the following formula when either the total BOD or TSS exceeds two hundred fifty (250) mg/liter, but in no event will either be used as less than two hundred fifty (250) mg/l, or the total FOG (fats, oils and grease) exceeds one hundred (100) mg/1. In no case shall the BOD or TSS be lower than 250 mg/l if one component exceeds 250 mg/l.

UC equals V[X+Y(BOD) + Z(TSS)] + A (FOG-100)]


• UC – User charge in dollars
• V – Volume in CCF (1 CCF equals one hundred cubic feet or 748 gallons)
• X – Cost per CCF of wastewater at $3.042364
• Y – Cost to remove one mg/l of BOD per CCF at $0.0020516
• Z – Cost to remove one mg/l of TSS per CCF at $0.0016728
• A – Cost to remove one mg/l of FOG per CCF at $0.0010000

Septic disposal registration charge of $50 per year per vehicle will be charged to companies wishing to dispose of waste at the East Shore facility. Such users will be charged $0.065 per gallon for septage and $0.100 per gallon for FOG and $0.125 for approved over the road wastes based on total truck volume regardless of gallons being discharged.

A service charge of $25.00 will be applied to a customer’s account for each payment returned by the bank for any reason.

Lien Fee effective July 01, 2014 is $14.00 per lien.

A sewer user charges shall be due and payable in full upon receipt of the bill. Any sewer use charge not paid in full within thirty (30) calendar days of the date of the bill shall be deliquent and shall bear interest from the date of the bill, at the rate and in the matter provided by the General Statues of the State of Connecticut for delinquent property taxes.