06/12/2019 - Minutes Water Advisory Board (WAB) Minutes
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SERVING TIGARD WATER SERVICE AREA
MEETING DATE: Wednesday,June 12, 2019, 5:30 p.m.
MEETING LOCATION: Tigard Public Works Building
8777 SW Burnham Street
Tigard, OR 97223
Members Present:
Ken Henschel Representing the Tigard Water District (TWD)
Keith Jehnke Representing the City of Durham
Heidi Lueb Representing the City of Tigard
Members Absent:
None
City of Tigard Staff Present:
John Goodrich Executive Manager
Sue Billings WAB Recorder
1. Call to Order, Roll Call, and Introductions
John Goodrich called the meeting to order at 5:32 p.m.
2. Selection of Chair and Vice Chair
Commissioner Henschel nominated Commissioner Jehnke for Chair of the
Water Advisory Board (WAB), and Councilor I.ueb seconded the motion.
The motion passed by unanimous vote of the commissioners and council
members present, with Commissioners Henschel,Jehnke, and Councilor
Lueb voting yes.
Councilor Lueb nominated Commissioner Henschel for Vice Chair of the
Water Advisory Board (WAB), and Commissioner Jehnke seconded the
motion. The motion passed by unanimous vote of the commissioners and
council members present, with Commissioners Henschel,Jehnke, and
Councilor Lueb voting yes.
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Water Advisory Board (WAB) Minutes
SERVING TIGARD WATER SERVICE AREA
3. Review of the WAB Bylaws
Commissioner I Ienschel, gave his input regarding changes to the wording on
various sections of the Bylaws.
4. Public Comments
There were no public comments.
5. Discussion on At-large Members regarding Selection Process
WAB members discussed advertising for At-large members providing a two-
week window with a deadline to allow for interviews prior to the August 14
WAB meeting.
6. Water Supply Update
Mr. Goodrich reported:
■ Average water use for the month of May was 6.6 million gallons per day (mgd).This usage is
typical for this time of year,but slightly less from this time last year (6.75 mgd).
■ For the month of May, there was no change in aquifer storage recovery (ASR) conditions.
Stored water for ASR-1 is approximately 53 days of supply based on 1,000 gallons per
minute (gpm) recovery rates.ASR-2 has 81 days of supply based on 1,500 gpm recovery
rates.
• Bonita Pump Station data for May 31 indicates a pH of 7.7 with 1.0 mg/L chlorine residual,
24 mg/L alkalinity,and water temperature of 17 centigrade (63 degrees F).
■ For the month of May, staff received five water quality complaints related to color(brown
water) and chlorine taste/odor. Staff conducted local flushing within the vicinity of these
customer complaints with improvement in water quality.
• Water treatment plant operations continue to be normal. Ozone is fully functional and
operating without any problems reported-5y-LakeO.swego rWater Treatment Plant
staff. However, the Raw Water Intake Pump motors have been systematically removed and
repaired. These motors were having premature bearing failure due to VFD stray current
problems. The repairs provided additional power grounding and ceramic coated bearings to
extend the life. These motors have been in service since 2015.
• Clackamas River USGS information reports that the river is flowing at 1,710 cubic feet per
second. These flows are above our conditional use parameters for May and June. Water
temperature is 58 degrees F,with a pH of 7.6,and turbidity average at 1.0 NTU. These
parameters appear seasonally normal.
• Tigard Budget Committee completed their review of the FY 2020 Water Utility budget.Water
system development charges (SDC) will increase 4.7% based on 12-month Seattle Construction
Cost Index (CCI) information on July 1,2019.
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Water Advisory Board (WAB) Minutes
SERVING TIGARD WATER SERVICE AREA
7. Proposed Second Restated Cooperative Agreement —Willamette River
Water Coalition
John provided information regarding the history of the WRWC and clarity
regarding the stewardship of the WRWC by the Tualatin Valley Water
District.
8. Proposed Water Rates
A rate increase was presented to Council on June 4, 2019, and Council agreed
to an increase of 3.25% that will become effective January 1, 2020.
9. Information Items
• John shared information regarding the Capital Improvement Plan,
Water Master Plan, Water Cost-of-Service Analysis, and Water SDC
updates with WAB members.
• John presented a Proclamation from Mayor Snider, declaring "Tigard
Water Independence Day"June 9.
10.Non-Agenda Items
Commissioner Henschel inquired about the requirement for an Emergency
Response Plan.
11. Next Meeting
August 14, 2019, at 5:30 p.m.
Public Works 10 roil, 8777 Burnham Street, Tigard, Oregon
12.Adjournment
At 7:50 p.m., Councilor Lueb moved to adjourn the meeting. Commissioner
Jehnke seconded the motion. The meeting adjourned by unanimous vote of
the commissioners and councilor present, with Commissioners Henschel,
Jehnke, and Councilor Lueb voting yes
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Water Advisory Board (WAB) Minutes
SERVING TIGARD WATER SERVICE AREA
Ke th Jehn AB Chair Sue Billings, WAB ltecorde
Date: 1c) Q — I l Date: /U ' 9 /9
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