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 6039 Wednesday, February 23, 2011 11:39 PM 
Oxidation Ditch Structural Assesment watertech 1 7678 Wednesday, September 22, 2010 2:15 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8289 Saturday, July 24, 2010 1:33 PM 
floating sludge problem JC 1 10098 Saturday, April 24, 2010 6:42 PM 
color codes for equipment and pipes deepleveltrash 1 10218 Wednesday, March 31, 2010 4:38 PM 
Outfall Shorezone Protection T. Butler 1 8272 Wednesday, March 17, 2010 12:14 PM 
head loss at air diffused system Tiger 1 10197 Monday, July 5, 2010 11:55 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9802 Tuesday, February 23, 2010 12:45 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9841 Friday, November 25, 2011 1:56 AM 
Frozen tank Deerfield Wastewater 1 7265 Sunday, November 13, 2011 11:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 6672 Tuesday, February 25, 2014 2:17 PM 
Nitrate Lock Extended aeration Paul Robertson 0 6830 Thursday, December 26, 2013 11:19 AM 
Alien Bugs(2) 01663302 0 4037 Monday, December 23, 2013 10:09 AM 
Portable Suspended Solids Analyzer 01471237 0 7459 Friday, August 16, 2013 9:42 AM 
Water Fleas!!!(2) 01474775 0 1819 Wednesday, May 8, 2013 10:41 AM 
Ozone for Fecal Coliform Reduction 17633991 0 1178 Sunday, April 14, 2013 6:36 PM 
Ocean Outfall assessment 01607899 0 2572 Wednesday, January 9, 2013 3:51 PM 
pH of Mixed Liquor 17627563 0 2744 Monday, December 31, 2012 11:10 AM 
Oxidation ditch 01645290 0 3239 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 3613 Wednesday, October 17, 2012 5:35 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 2277 Tuesday, October 16, 2012 9:55 PM 
Determining the settlement tank's volume Hajar 0 3908 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 3769 Tuesday, September 4, 2012 12:17 PM 
ski resort WWTP operation 01463964 0 889 Friday, August 10, 2012 2:24 PM 
Overheating wires with WEDECO UV system 01453718 0 800 Tuesday, August 7, 2012 2:46 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 1123 Tuesday, June 26, 2012 9:52 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 1048 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 1012 Monday, May 14, 2012 10:38 AM 
Alkalinity control Andres Vinent 0 3015 Tuesday, February 21, 2012 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2589 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 2316 Friday, February 17, 2012 3:12 PM 
Affordable trash removal from biosolids Landbiosolid 0 3104 Thursday, February 9, 2012 10:13 AM 
Septage/Grease Screening Units Frederick Auermuller 0 3709 Tuesday, January 3, 2012 3:51 PM 
envirofilt JK 0 3843 Sunday, December 11, 2011 6:52 PM 
Dam Odours Nick 0 4257 Tuesday, November 29, 2011 7:24 PM 
Mercury Control Jason Graham 0 3885 Tuesday, November 29, 2011 2:09 PM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3337 Wednesday, November 23, 2011 7:48 AM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3839 Thursday, November 10, 2011 5:01 PM 
Anaerobic capability Matt Forbes 0 4305 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 4947 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4500 Tuesday, August 23, 2011 8:01 PM 
Lining stainless steel air pipe Larry Dolamore 0 5503 Monday, June 27, 2011 9:13 AM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5877 Sunday, November 13, 2011 11:03 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6345 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6075 Tuesday, May 17, 2011 2:20 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6812 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 7138 Wednesday, December 29, 2010 1:44 PM 
aerobic-anoxic operation ale 0 7373 Sunday, November 14, 2010 2:04 AM 
SBR Omniflow Jerry 0 7847 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5508 Wednesday, August 25, 2010 1:47 PM 
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