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
Oxidation Ditch Structural Assesment watertech 1 9476 Wednesday, September 22, 2010 2:15 PM 
Operations help Victoria Caulfield 1 6085 Friday, May 4, 2012 11:10 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 6256 Tuesday, August 23, 2011 8:01 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 8130 Sunday, November 13, 2011 11:03 PM 
Caroling Sewermen Victor Santa Cruz 0 9025 Wednesday, December 29, 2010 1:44 PM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 7995 Wednesday, February 23, 2011 11:39 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 12688 Thursday, January 21, 2010 8:24 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 8707 Thursday, January 21, 2010 8:23 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 15404 Sunday, July 25, 2010 9:08 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 11487 Friday, May 28, 2010 3:30 PM 
grey slime in trickling filters & SBRs Todd Boling 0 10882 Saturday, May 1, 2010 4:19 PM 
head loss at air diffused system Tiger 1 11902 Monday, July 5, 2010 11:55 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8526 Monday, August 8, 2011 1:17 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 8774 Wednesday, January 5, 2011 9:15 AM 
Operators Meeting in WI Terry 0 13722 Friday, January 8, 2010 12:20 PM 
MBBR Media Tatya Tope 2 7127 Thursday, October 27, 2011 4:03 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8816 Friday, August 10, 2012 2:22 PM 
buried natural gas piping condition assessment T. Butler 1 6341 Tuesday, December 13, 2011 12:08 PM 
Outfall Shorezone Protection T. Butler 1 10038 Wednesday, March 17, 2010 12:14 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 10091 Saturday, July 24, 2010 1:33 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 11629 Tuesday, February 23, 2010 12:45 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 6552 Friday, August 19, 2011 10:46 AM 
Grit pipeline and with pinch valves sandra 0 675 Wednesday, April 13, 2016 12:21 PM 
Log Sheet Data Rock 1 3655 Tuesday, June 12, 2012 1:37 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 7356 Wednesday, August 25, 2010 1:47 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 11335 Monday, March 15, 2010 7:24 AM 
High Influent Sulfates Randy Siddens 0 6695 Tuesday, August 30, 2011 11:45 AM 
RAS lines and clarifier balancing R Siddens 1 3899 Thursday, February 2, 2012 5:17 AM 
Nitrate Lock Extended aeration Paul Robertson 0 16532 Thursday, December 26, 2013 11:19 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 7986 Tuesday, May 17, 2011 2:20 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 8262 Tuesday, May 17, 2011 11:14 AM 
Dam Odours Nick 0 6331 Tuesday, November 29, 2011 7:24 PM 
Digester Piping Phosphate Scaling Inspection. Nash 0 5434 Wednesday, November 23, 2011 7:48 AM 
disinfection with paracetic acid mgille 8 14490 Tuesday, July 6, 2010 10:33 AM 
In line nutrient monitoring mford 1 7818 Wednesday, July 6, 2011 9:16 AM 
Anaerobic capability Matt Forbes 0 6487 Wednesday, September 7, 2011 11:00 PM 
ORP control Mark Milne 2 10546 Friday, November 25, 2011 1:57 AM 
excessive dark foam on aeration tanks Mark 3 10939 Tuesday, April 5, 2011 11:33 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 12004 Saturday, November 26, 2011 10:20 AM 
Lining stainless steel air pipe Larry Dolamore 0 7136 Monday, June 27, 2011 9:13 AM 
Bar screen upstream level sensor Larry Dolamore 2 9609 Friday, May 28, 2010 5:15 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 11210 Sunday, May 2, 2010 1:28 PM 
Affordable trash removal from biosolids Landbiosolid 0 5187 Thursday, February 9, 2012 10:13 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 7974 Tuesday, September 20, 2011 10:06 AM 
Trash Racks before Parkson Screens? L Cipparone 1 5858 Sunday, October 9, 2011 7:23 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 4699 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 4379 Friday, February 17, 2012 3:12 PM 
High DO in Lagoons Kit Roush 2 6021 Tuesday, June 19, 2012 12:38 PM 
Polyethylene Glycol Treatability Keith Chapman 1 12208 Friday, November 25, 2011 1:56 AM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 6798 Sunday, October 9, 2011 7:34 PM 
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