2023 Residential Water and Sewer Rates

The approved rate structure for 2023 consists of a two-tier fixed charge and a five-tier volumetric rate.

  • 83 percent of residential customers will see a reduction in their water bills, and 100 percent of residential customers will see a reduction in their wastewater bills.
  • The combined water and wastewater bill for residential essential use (6,275 gallons water usage and 5,062 gallons sewer usage per month) will decrease by 8.4 percent.
  • Fixed charges will decrease by more than 20 percent for most residential customers.

Residential Water Rates

Effective for Consumption on or about January 1, 2023

The Service Availability Charge (minimum bill) assessed for all residential water service furnished through meters of the following sizes together with the Monthly Volume Charge measured per 100 gallons of water usage in every instance of service for each month or fraction thereof shall be as follows:

 

MONTHLY SERVICE AVAILABILITY CHARGE
INSIDE CITY LIMITS OUTSIDE CITY LIMITS
METER SIZE CURRENT
2022
APPROVED
2023
CURRENT
2022
APPROVED
2023
5/8″ $12.82 $9.00 $16.67 $11.70
3/4″ 16.97 11.93 22.06 15.51
1″ 25.22 17.79 32.79 23.13
1 1/2″ 45.85 32.44 59.61 42.18
2″ 70.58 50.02 91.75 65.03
3″ 128.34 96.90 166.84 125.97
4″ 210.83 149.64 274.06 194.54
6″ 417.07 296.14 542.18 384.99
8″ 664.55 471.94 863.89 613.53
10″ 953.27 589.14 1,239.24 765.89
12″ 1,778.20 823.54 2,311.67 1,070.61
Water Service Availability Charge is reduced $2.57 by the Lifeline discount if monthly usage does not exceed 2,992 gallons. Water Service Availability Charge shall be increased by $2.00 if usage exceeds 4,000 gallons. Water Service Availability Charge is reduced $3.34 by the Lifeline discount if monthly usage does not exceed 2,992 gallons. Water Service Availability Charge shall be increased by $2.60 if usage exceeds 4,000 gallons.

 

2022 CURRENT
MONTHLY VOLUME CHARGE
INSIDE CITY LIMITS OUTSIDE CITY LIMITS
Usage Gallon
Block Threshold
RATE PER 100 GALLONS RATE PER 100 GALLONS
CURRENT
2022
CURRENT
2022
2,992 $0.074 $0.096
4,489 0.129 0.168
5,985 0.166 0.216
7,481 0.203 0.264
10,473 0.240 0.312
14,962 0.277 0.360
20,199 0.332 0.432
Over 20,199 0.480 0.625

 

APPROVED 2023
MONTHLY VOLUME CHARGE
INSIDE CITY LIMITS OUTSIDE CITY LIMITS
Usage Gallon
Block Threshold
RATE PER 1,000 GALLONS RATE PER 1,000 GALLONS
APPROVED
2023
APPROVED
2023
4,000 $0.907 $1.180
7,000 1.678 2.182
12,000 3.039 3.951
20,000 3.991 5.189
Over 20,000 5.669 7.370

 

Uplift Assistance Program Fee
RATE PER 1,000 GALLONS
APPROVED
2023
Water $0.159

Residential Sewer Rates

Effective for consumption on or about January 1, 2023.

Sewer service charges for all metered residential water connections shall be the sum of the appropriate Sewer Service Availability Charge and the application of the Sewer Monthly Volume Charges to average monthly water usage for 90 days during three consecutive billing periods beginning after November 15 and ending on or about March 15 of each year and are billed according to the schedule below.

Customers who do not have a record of winter water usage or an interim average will be billed for sewer service assuming 5,985 gallons monthly sewer usage. Customers with no San Antonio Water System water meter will be charged the Sewer Service Availability Charge based on a 5/8″ meter size.

 

 

MONTHLY SEWER SERVICE AVAILABILITY CHARGE
INSIDE CITY LIMITS OUTSIDE CITY LIMITS
METER SIZE CURRENT
2022
APPROVED
2023
CURRENT
2022
APPROVED
2023
5/8″ $14.53 $10.00 $17.43 $12.00
3/4″ 15.97 13.89 19.18 16.67
1″ 18.14 21.66 21.78 26.00
1 1/2″ 25.41 41.08 30.50 49.30
2″ 36.31 64.39 43.58 77.27
3″ 72.61 126.55 87.12 151.86
4″ 108.91 196.48 130.70 235.78
6″ 181.52 390.73 217.83 468.88
8″ 290.41 623.83 348.52 748.60
10″ 435.65 779.23 522.77 935.08
12″ 580.86 1,090.03 697.03 1,308.04

 

2022 CURRENT
MONTHLY SEWER VOLUME CHARGE
INSIDE CITY LIMITS OUTSIDE CITY LIMITS
Usage Gallon
Block Threshold
RATE PER 100 GALLONS RATE PER 100 GALLONS
CURRENT
2022
CURRENT
2022
1,496 $0.000 $0.000
2,992 0.310 0.372
Over 2,992 0.465 0.558
Customers who do not have a winter record of water usage or an interim average will be billed for sewer service assuming 5,985 gallons monthly sewer usage. Customers with no San Antonio Water System water meter will be charged the Sewer Service Availability Charge based on a 5/8″ meter size.

 

2023 APPROVED
MONTHLY SEWER VOLUME CHARGE
INSIDE CITY LIMITS OUTSIDE CITY LIMITS
Usage Gallon
Block Threshold
RATE PER 1,000 GALLONS RATE PER 1,000 GALLONS
APPROVED
2023
APPROVED
2023
4,000 $2.539 $3.047
Over 4,000 4.444 5.333
Customers who do not have a winter record of water usage or an interim average will be billed for sewer service assuming 5,985 gallons monthly sewer usage. Customers with no San Antonio Water System water meter will be charged the Sewer Service Availability Charge based on a 5/8″ meter size.
Uplift Assistance Program Fee
RATE PER 1,000 GALLONS
APPROVED
2023
Sewer $0.1610
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