WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Activated Sludge Process Control Workshop Victor Santa Cruz 1 5967 Wednesday, February 23, 2011 11:39 PM 
Oxidation Ditch Structural Assesment watertech 1 7585 Wednesday, September 22, 2010 2:15 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8193 Saturday, July 24, 2010 1:33 PM 
floating sludge problem JC 1 9999 Saturday, April 24, 2010 6:42 PM 
color codes for equipment and pipes deepleveltrash 1 10095 Wednesday, March 31, 2010 4:38 PM 
Outfall Shorezone Protection T. Butler 1 8138 Wednesday, March 17, 2010 12:14 PM 
head loss at air diffused system Tiger 1 10018 Monday, July 5, 2010 11:55 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9697 Tuesday, February 23, 2010 12:45 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9731 Friday, November 25, 2011 1:56 AM 
Frozen tank Deerfield Wastewater 1 7116 Sunday, November 13, 2011 11:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 3657 Tuesday, February 25, 2014 2:17 PM 
Nitrate Lock Extended aeration Paul Robertson 0 4446 Thursday, December 26, 2013 11:19 AM 
Alien Bugs(2) 01663302 0 2549 Monday, December 23, 2013 10:09 AM 
Portable Suspended Solids Analyzer 01471237 0 5865 Friday, August 16, 2013 9:42 AM 
Water Fleas!!!(2) 01474775 0 1677 Wednesday, May 8, 2013 10:41 AM 
Ozone for Fecal Coliform Reduction 17633991 0 1011 Sunday, April 14, 2013 6:36 PM 
Ocean Outfall assessment 01607899 0 2462 Wednesday, January 9, 2013 3:51 PM 
pH of Mixed Liquor 17627563 0 2596 Monday, December 31, 2012 11:10 AM 
Oxidation ditch 01645290 0 3133 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 3456 Wednesday, October 17, 2012 5:35 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 2183 Tuesday, October 16, 2012 9:55 PM 
Determining the settlement tank's volume Hajar 0 3755 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 3617 Tuesday, September 4, 2012 12:17 PM 
ski resort WWTP operation 01463964 0 730 Friday, August 10, 2012 2:24 PM 
Overheating wires with WEDECO UV system 01453718 0 704 Tuesday, August 7, 2012 2:46 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 999 Tuesday, June 26, 2012 9:52 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 895 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 909 Monday, May 14, 2012 10:38 AM 
Alkalinity control Andres Vinent 0 2869 Tuesday, February 21, 2012 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2471 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 2165 Friday, February 17, 2012 3:12 PM 
Affordable trash removal from biosolids Landbiosolid 0 3004 Thursday, February 9, 2012 10:13 AM 
Septage/Grease Screening Units Frederick Auermuller 0 3605 Tuesday, January 3, 2012 3:51 PM 
envirofilt JK 0 3681 Sunday, December 11, 2011 6:52 PM 
Dam Odours Nick 0 4113 Tuesday, November 29, 2011 7:24 PM 
Mercury Control Jason Graham 0 3761 Tuesday, November 29, 2011 2:09 PM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3193 Wednesday, November 23, 2011 7:48 AM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3683 Thursday, November 10, 2011 5:01 PM 
Anaerobic capability Matt Forbes 0 4189 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 4837 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4411 Tuesday, August 23, 2011 8:01 PM 
Lining stainless steel air pipe Larry Dolamore 0 5319 Monday, June 27, 2011 9:13 AM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5775 Sunday, November 13, 2011 11:03 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6238 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 5991 Tuesday, May 17, 2011 2:20 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6693 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 7012 Wednesday, December 29, 2010 1:44 PM 
aerobic-anoxic operation ale 0 7247 Sunday, November 14, 2010 2:04 AM 
SBR Omniflow Jerry 0 7721 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5409 Wednesday, August 25, 2010 1:47 PM 
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