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 

RSS Feed Search
Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Control of algae growth on concrete with coatings? 01490632 0 6646 Tuesday, February 25, 2014 2:17 PM 
Nitrate Lock Extended aeration Paul Robertson 0 6802 Thursday, December 26, 2013 11:19 AM 
Alien Bugs(2) 01663302 0 4012 Monday, December 23, 2013 10:09 AM 
Portable Suspended Solids Analyzer 01471237 0 7438 Friday, August 16, 2013 9:42 AM 
Water Fleas!!!(2) 01474775 0 1793 Wednesday, May 8, 2013 10:41 AM 
Ozone for Fecal Coliform Reduction 17633991 0 1158 Sunday, April 14, 2013 6:36 PM 
Ocean Outfall assessment 01607899 0 2547 Wednesday, January 9, 2013 3:51 PM 
pH of Mixed Liquor 17627563 0 2723 Monday, December 31, 2012 11:10 AM 
Oxidation ditch 01645290 0 3249 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 3586 Wednesday, October 17, 2012 5:35 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 2298 Tuesday, October 16, 2012 9:55 PM 
Determining the settlement tank's volume Hajar 0 3885 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 3751 Tuesday, September 4, 2012 12:17 PM 
ski resort WWTP operation 01463964 0 867 Friday, August 10, 2012 2:24 PM 
Overheating wires with WEDECO UV system 01453718 0 838 Tuesday, August 7, 2012 2:46 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 1106 Tuesday, June 26, 2012 9:52 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 1027 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 997 Monday, May 14, 2012 10:38 AM 
Alkalinity control Andres Vinent 0 2995 Tuesday, February 21, 2012 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2564 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 2291 Friday, February 17, 2012 3:12 PM 
Affordable trash removal from biosolids Landbiosolid 0 3119 Thursday, February 9, 2012 10:13 AM 
Septage/Grease Screening Units Frederick Auermuller 0 3689 Tuesday, January 3, 2012 3:51 PM 
envirofilt JK 0 3822 Sunday, December 11, 2011 6:52 PM 
Dam Odours Nick 0 4228 Tuesday, November 29, 2011 7:24 PM 
Mercury Control Jason Graham 0 3893 Tuesday, November 29, 2011 2:09 PM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3316 Wednesday, November 23, 2011 7:48 AM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3817 Thursday, November 10, 2011 5:01 PM 
Anaerobic capability Matt Forbes 0 4283 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 4919 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4476 Tuesday, August 23, 2011 8:01 PM 
Lining stainless steel air pipe Larry Dolamore 0 5485 Monday, June 27, 2011 9:13 AM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5860 Sunday, November 13, 2011 11:03 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6327 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6055 Tuesday, May 17, 2011 2:20 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6790 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 7114 Wednesday, December 29, 2010 1:44 PM 
aerobic-anoxic operation ale 0 7355 Sunday, November 14, 2010 2:04 AM 
SBR Omniflow Jerry 0 7830 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5487 Wednesday, August 25, 2010 1:47 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7896 Monday, August 2, 2010 3:55 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9052 Saturday, May 1, 2010 4:19 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9515 Monday, March 15, 2010 7:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10819 Thursday, January 21, 2010 8:24 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6792 Thursday, January 21, 2010 8:23 PM 
Operators Meeting in WI Terry 0 11722 Friday, January 8, 2010 12:20 PM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 2187 Sunday, April 14, 2013 7:02 PM 
Isopropanol issues 01797999 1 4158 Tuesday, August 28, 2012 2:38 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 1176 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 1437 Tuesday, June 12, 2012 1:37 PM 
 1 2 3 Next