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757-393-8524
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Public Utilities
Water Watch

JULY 22, 2011

  1. Portsmouth's reservoirs are at 79% of useful capacity as of this morning.  Lakes Cohoon, Meade, Kilby, and Speights Run levels are 24.6 ( -3.7), 10.5 ( -1.5), 18.9 ( -0.1), and 32.3 ( -0.2) respectively.  This is a 4% change since the last report on July 15, 2011.  The median capacity for the current month is 94%, average capacity is 92%. (Average & Median 1969 - 2010)
  1. Rainfall (as recorded at the Lake Kilby Water Treatment Facility gauge Suffolk, VA) October 1 - September 30 Wateryear in brackets
  1. Current year to date: 19.34 inches [ 26.00]
  2. Monthly total to date: 2.48  29 year July average rainfall: 5.31
  3. Median drought year average through July: 19.97 [ 29.32]
  4. Year to date ( deficit) against the 29 year average: -9.44 [ -13.87] ( July  31)
  1. Emergency Wells:  3.2
  1. Reservoir water transfers: ( Yes)
  1. Beginning on: 6/17/11 (Date)
  2. From: Cohoon to Meade
  3. Notes: L Cohoon top valve adjusted to 100%(18")open
  4. Estimated days of storage remaining at current pumpage and rainfall: 177 days. (@ raw water pumpage flow 16.635 MGD; Finish flow 17.510 MGD)

City of Portsmouth, Virginia · All Rights Reserved · Portsmouth City Hall · 801 Crawford Street · Portsmouth, VA 23704 · 757-393-8000