Three Rivers ACT Summary*  
   
  As Of: 07/28/2010     For the BioPeriod: Rearing & Growth  
   
  Pomperaug   Nonnewaug   Weekeepeemee    
  As Of: 07/28/10 ACT Status &   07/28/10 ACT Status & 07/28/10 ACT Status &  
   Discharge Flow (cfs): 8.2 Days Duration 1.8 Days Duration 0.67 Days Duration  
  Rare Event  -  Level 3   2     8     14 PBO  
      Flow Threshold (cfs) 11 5 7  
      Persistent Days Duration 9 8 7  
      Catastrophic Days Duaration 12   13   15  
  Critical Event  -  Level 2   13     8     14 PBO  
      Flow Threshold (cfs) 20 6 9  
      Persistent Days Duration 15 10 15  
      Catastrophic Days Duaration 23   17   24  
  Common Event  -  Level 1   14 PBO   14 PBO   14 PBO  
      Flow Threshold (cfs) 89 26 27    
      Persistent Days Duration 27 27 27    
      Catastrophic Days Duaration 43   43   43    
   
  PBO: Prior BioPeriod Overlap, ACT condition on last day of prior bioperiod in effect until current bioperiod clock count becomes useable.
   
  ACT Status Color Code Legend  
   
    = Discharge Flow either above the Flow Threshold or below but within the timeframe of Persistent Days Duration  
    = Discharge Flow below the Flow Threshold for Persistent Days Duration or more.  Preparatory management actions required.  
    = Discharge Flow below the Flow Threshold for Catastrophic Days Duration or more.  Mandatory management measures in effect.
   
  * Based on the 2005 UMass MesoHABSIM study ACTogram (Assessment of Continuous Thresholds) images for the assessment and 
        management of flows.               Updated: 7/29/2010 - 7:30 AM