Monthly Report February 2021 – Public Works Department

WATER – A total of 31,287,843 gallons of water were treated and delivered during January. 8,009,000 gallons from Alder Creek treatment plant; 8,679,500 gallons from Brownell Springs and 14,518,343 gallons purchased from City of Portland. Peak day production was 1.68 MGD on February 15th. 9.65 inches of rainfall were recorded at the water treatment plant site during the month with a peak of 1.37 inches on the 18th. There were some issues with power and access to Alder Creek WTP during the ice storm but we were able to draw more water from the PWB source to make up for lost production.

WASTEWATER – A total of 65,060,000 gallons of sewage were treated and discharged to Tickle Creek. Maximum flow was 4.16 MGD on the 16th, rainfall on the 15th totaled 0.67 inches and rainfall on the 16th totaled 0.22 inches. Monthly rainfall recorded at the plant was 7.86 inches with a peak of 0.97 inches on the 13th. 442,726 gallons of sludge were dewatered and landfilled. Monthly Average Effluent BOD was 5.8 mg/l, permit allows: 10 mg/l. Monthly Average Effluent TSS was 6.0 mg/l, permit allows: 10 mg/l. We had a monthly average violation (4.0 mg/l, permit allows 3.7 mg/l) for effluent ammonia in February.

STREETS – City staff devoted about 120 hours of time to snow and ice control during the storm on the weekend of the 13th, 14th and 15th. PW staff unloaded and chipped up tree and limb debris brought in by residents between 9:00 AM and 3:00 PM on Saturday, February 27th. We had 11 residents take advantage of this service and it generated approximately 4 cubic yards of chips.

PARKS, BUILDINGS AND GROUNDS – P,B & G staff cleaned up fallen branches and downed trees in City parks after the ice storm.