Page 191 - Grapevine FY19 Operating Budget

Public Works - Wastewater Treatment (Resource Recovery Facility RRF)
200-531-002

Expenditures by 2015-16 2016-17 2017-18 2017-18 2018-19
Major Object Actual Actual Budget Estimate Approved

Personnel 546,907 580,827 625,443 624,192 660,364
Supplies 76,419 87,250 129,056 128,798 144,100
Maintenance 83,426 148,908 147,885 139,106 139,200
Services 1,848,972 1,992,893 2,461,959 2,457,035 2,324,900
Capital Outlay 0 0 0 0 38,000
Total 3,586,777 3,739,794 3,364,343 3,349,131 3,306,564

Objectives

- Meet and/or exceeds TPDES permit and EPA requirements.
- Reduce volatile organic to 39% in bio-solids to achieve a Class B sludge to landfill.

- Cross-train two operators per year in water treatment.
- Reduce bio-solids hauls to <145 loads per quarter.
- Maintain Wastewater Plant equipment, to insure equipment downtime is reduced.
- Operate plant efficiently to minimize odor complaints.

2015-16 2016-17 2017-18 2017-18 2018-19
Performance Indicators Actual Actual Budget Estimate Approved

Cross-trained operators per year 7 1 1 1 0
Ammonia mg/l Summer / Ammonia mg/l 5.00 <1.5 / 3.0 <1.5 / 3.0 <1.5 / 3.0 <1.5 / 3.0
Winter Ammonia Nitrogen Seasonal (Permit)
BOD mg/l 14.00 <5 <5 <5 <5
TSS mg/l 7.00 <5 <5 <5 <5

Yearly plant inspection rating 100% 100% 100% 100% 100%
In-house operational safety inspections 12 12 12 12 12
Cost per 1000 gallon of treated wastewater $0.97 <$1.25 <$1.25 <$1.25 <$1.25
less bonds
Daily average flow (million gallons per day) 3.405 <4.00 <3.49 <4.00 <4.00
Average peak flow (million gallons per day) 5.059 <5.75 <12.00 <12.00 <12.00

Quarterly maintenance costs per million $43.65 <$66.75 <$120.00 <$66.75 <$120.00
gallons treated

183