WEST WARWICK WWTF
1170 Main St., West Warwick, RI 02893
  MAP TO FACILITY
watershed: Narragansett
discharges into: Pawtuxet River
NPDES# RI0100153
Permit Compliance System data: (exit this site)
Survey of Wastewater Treatment Facilities in RI for 1998 and 1999(need Adobe Acrobat Reader)
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Monitoring data 2000/2001

West Warwick WWTF
monitoring period end date 50050              quantity  MGD   (average) flow 00600  concentration mg/l (maximum)        nitrogen total (as N) 00610  concentration  mg/l (maximum) ammonia total (as N) 00615  concentration) mg/l (maximum)    nitrite total (as N) 00620 concentration  mg/l (maximum)   nitrate total (as N) 00630  concentration  mg/l (maximum) nitrite plus nitrate total (as N)
  2000 2001 change 2000 2001 change 2000 2001 change 2000 2001 change 2000 2001 change 2000 2001 change
January 5.50 5.10 -0.40   11.2   9.2 10.9 1.7 0.02 0.92 0.9 0.01 0.91 0.9      
February 5.50 6.20 0.70   6.6   13.6 7.2 -6.4 0.05 0.31 0.26 0.09 0.72 0.63      
March 7.00 8.60 1.60   7.4   9.6 6.8 -2.8 0.22 0.32 0.1 0.16 0.69 0.53      
April 7.40 8.40 1.00   7.4   10.1 16.2 6.1 0.07 0.07 0 0.2 1.99 1.79      
May 6.30 5.40 -0.90   12   9.5 11.9 2.4 0.1 0.12 0.02 0.37 0.05 -0.32      
June 6.00 6.60 0.60   9.8   4.6 5.8 1.2 0.02 0.34 0.32 3.92 1.84 -2.08      
July 4.20 4.76 0.56   12.7   0.8 6.1 5.3 0.19 0.09 -0.1 10.1 7.76 -2.34      
August 4.20 4.28 0.08 16.6 23.6 7 3 9.9 6.9 0.04 0.06 0.02 12.1 2.54 -9.56      
September 3.90 3.91 0.01 14.6 17.3 2.7 5.1 15.7 10.6 0.11 0.3 0.19 10.2 0.71 -9.49      
October 3.70 3.84 0.14 34.4 15.6 -18.8 7.5 11.5 4 0.16 0.54 0.38 7.1 3.09 -4.01      
November 4.04 3.69 -0.35 53.5 22.1 -31.4 18.7 18.5 -0.2 0.12 0.12 0 0.86 1.66 0.8      
December 5.20 3.80 -1.40 11 19.9 8.9 12.1 19.6 7.5 0.15 0.5 0.35 1.36 1.48 0.12      
Average change   0.14     -6.32     3.03     0.20     -1.92      

Maximum Oxygen Demand 2000/2001  (see calculations)