Central Marin Sanitation Agency

The following is a summary of CMSA's current process chemical contracts.

 

CONTRACT NO.
16 - 17
CONTRACT NAME
EMULSION POLYMER SOLUTION (41%)
DESCRIPTION
Polymer used to aid in the solids thickening process.
AWARDED TO
SNF Polydyne
UNIT COST
$0.734/wet lb. bulk (before tax)
AWARDED DATE
08/01/2016
END DATE
06/30/2018
CONTRACT NO.
17 - 31
CONTRACT NAME
CALCIUM NITRATE

DESCRIPTION
Nitrate salt solution is used to control odors in the plant and in the incoming forcemains.

AWARDED TO
Evoqua Water Technologies, LLC
UNIT COST
$2.035/gal (before tax)
AWARDED DATE
07/01/2017
END DATE
06/30/2018
CONTRACT NO.
17 - 32
CONTRACT NAME
FERRIC CHLORIDE SUPPLY (41%)
DESCRIPTION
Prevent formation of struvite (mineral deposits) in sludge de-watering piping and equipment, and enhance suspended solids removal in primary clarifiers during wet weather flows.
AWARDED TO
Thatcher Company of California
UNIT COST
$479/dry ton (before tax)
AWARDED DATE
07/01/2017
END DATE
06/30/2018
CONTRACT NO.
17 - 33
CONTRACT NAME
HYDROGEN PEROXIDE SUPPLY (50%)
DESCRIPTION
Oxidizing Agent that controls odorous compounds in the wastewater as it enters the treatment plant.
AWARDED TO
Evoqua Water Technologies, LLC
UNIT COST
$2.021/gal (before taxes)
AWARDED DATE
07/01/2017
END DATE
06/30/2018
CONTRACT NO.
17 - 34
CONTRACT NAME
SODIUM BISULFITE SUPPLY (25%)
DESCRIPTION
Dechlorination chemical to neutralize residual chlorine in the final effluent prior to discharging into the San Francisco Bay.
AWARDED TO
Univar USA, Inc.
UNIT COST
$0.9692/gal (before taxes)
AWARDED DATE
07/01/2017
END DATE
06/30/2018
CONTRACT NO.
17 - 35
CONTRACT NAME
SODIUM HYPOCHLORITE SUPPLY (12.5%)
DESCRIPTION
This chemical is used for disinfection of final effluent, odor control at primary and secondary clarifiers, algae control at secondary clarifiers, disinfection of reclaimed water, and filament control in activated sludge.
AWARDED TO
Univar USA, Inc.
UNIT COST
$0.549/gal (before taxes)
AWARDED DATE
07/01/2017
END DATE
06/30/2018
CMSA