city council july 19, 2011 water conservation drought contingency program

San Angelo City Council

July 19, 2011

Water Conservation and

Drought Contingency

Program Scope

• Water Conservation – Practices that facilitate the

efficient use of water

• Drought Management – Procedures that are

implemented to address a water supply shortfall

Measuring Conservation Effectiveness

• GPCD – Gallons per Capita Day

• Total water usage divided by population

• Targets & Goals

Water Consumption Goals

1995 2000 2005 2010 2015 2020

Goal n/a 185 174 163 152 140

0

50

100

150

200

250

1995 2000 2005 2010 2015 2020

Goal Actual

Water Consumption Goals

1995 2000 2005 2010 2015 2020

Goal n/a 185 174 163 152 140

Actual 183 199 154 155

0

50

100

150

200

250

1995 2000 2005 2010 2015 2020

Goal Actual

Best Management Practices (BMPs)

• System Water Audit / Water Loss

• Metering – Meter Replacements, AMR

• Conservation Pricing

• Prohibition of Wasting Water

• Conservation Specialist

• Public Information

• Public Education

• Showerhead Retrofit

Future BMPs

• Toilet Replacements

• Clothes Washer Incentives

• Landscape Irrigation Surveys

• Landscape Conversion

• Rain Water Harvesting

Water Conservation Provisions

• Waste of Water – Running off 150 feet or more

• Prohibit Water Hours – Noon to 6:00 p.m.

• Allowable Watering Days – Twice every 7 days

• Application Rate – Limited to 1 inch per week

• Greens & Tees – Daily watering allowed

• New Landscape – Daily watering for first 28 days

Drought Management

• Measures to address a

water supply shortfall

Drought Action Stages

Level I

Level II

Level III

24 Month 18 Month 12 Month

Wate

r S

up

ply

Drought Stage

Drought Level I

Reduce Landscape Watering

• Landscape watering limited to once every 7 days

• Greens and tees may be watered daily

• New Landscape watering allowed

• Surcharges applied to residential and some landscape meters

for excessive usage

• Schools, colleges, parks, cemeteries, golf courses, and athletic

facilities landscape meters are exempt from surcharges

Drought Level II

Reduce Landscape Watering

• Landscape watering limited to once every 10 days

• Greens and tees may be watered daily

• New Landscape watering allowed

• Surcharges are applied to residential and some landscape

meters for excessive usage

• Schools, colleges, parks, cemeteries, golf courses and athletic

facilities landscape meters are exempt form surcharges

Drought Level III

Reduce Water Usage to Absolute Minimum

• All Landscape Watering is prohibited

• Refilling swimming pools is prohibited

• Car washing is prohibited except for emergency

service vehicles

• Surcharges are applied to all water accounts

Summary TableWater

Conservation

Drought Level

I

Drought Level

II

Drought Level

III

• Landscape

Watering

Allowed Allowed Allowed Prohibited

• Greens &

Tees


•New

Landscape


• Swimming

Pools


•Car Washing Allowed Allowed Allowed Prohibited

•Surcharges

Applied

Yes Yes Yes Yes

Surcharge Table

Single Family Residential

Surcharge

Rate

Water

Conservation

Drought Level

I

Drought Level

II

Drought Level

III

$2.50 per 1,000

gallons:

Usage over

80,000

Usage over

65,000

$5.00 per 1,000

gallons:

Usage over

100,000

Usage over

75,000

$3.50 per 1,000

gallons:

Usage over

50,000

$7.00 per 1,000

gallons:

Usage over

60,000

$5.00 per 1,000

gallons:

Usage over

15,000

Surcharge Table

Residential Landscape Meter (Sprinkler)

Surcharge

Rate

Water

Conservation

Drought Level

I

Drought Level

II

Drought Level

III

$2.50 per 1,000

gallons:

Usage over

65,000

Usage over

50,000

$5.00 per 1,000

gallons:

Usage over

85,000

Usage over

60,000

$3.50 per 1,000

gallons:

Usage over

50,000

$7.00 per 1,000

gallons:

Usage over

60,000

Not Applicable All Usage is

Prohibited

Surcharge Table

All Other Landscape Meters

Surcharge

Rate

Water

Conservation

Drought Level

I

Drought Level

II

Drought Level

III

$2.50 per 1,000

gallons:

Usage over

175,000

Usage over

175,000

$5.00 per 1,000

gallons:

Usage over

225,000

Usage over

200,000

$3.50 per 1,000

gallons:

Usage over

150,000

$7.00 per 1,000

gallons:

Usage over

175,000

Not Applicable All Usage is

Prohibited

Surcharge Table

Apartment Unit Accounts at Drought Level III

All Other Users at Drought Level III

• $5.00 per 1,000 gallons for usage over the number of apartment

units x 3,000 gallons.

• $2.50 per 1,000 gallons for all.

Water Conservation and Drought Contingencies

Questions

city council july 19, 2011 water conservation drought contingency program

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