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
Nitrate Lock Extended aeration Paul Robertson 0 19295 Thursday, December 26, 2013 11:19 AM 
Mercury Control Jason Graham 0 8828 Tuesday, November 29, 2011 2:09 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 13628 Sunday, May 2, 2010 1:28 PM 
MBR sludge condition Elizabeth Lawrence 4 11048 Tuesday, March 22, 2011 10:29 PM 
MBBR Media Tatya Tope 2 9750 Thursday, October 27, 2011 4:03 PM 
managing activated sludge system during food shortage John Wang 2 9545 Wednesday, July 6, 2011 9:24 AM 
Lost of pressure Chief 8 10593 Tuesday, March 15, 2011 7:02 AM 
Log Sheet Data Rock 1 6326 Tuesday, June 12, 2012 1:37 PM 
Lining stainless steel air pipe Larry Dolamore 0 9599 Monday, June 27, 2011 9:13 AM 
Isopropanol issues 01797999 1 9040 Tuesday, August 28, 2012 2:38 PM 
In line nutrient monitoring mford 1 10184 Wednesday, July 6, 2011 9:16 AM 
High Influent Sulfates Randy Siddens 0 9085 Tuesday, August 30, 2011 11:45 AM 
High fecal coliform results Carmine Goneconte 7 15533 Sunday, November 13, 2011 10:59 PM 
High DO in Lagoons Kit Roush 2 8691 Tuesday, June 19, 2012 12:38 PM 
High COD Results evik 1 10730 Thursday, February 24, 2011 9:13 AM 
head loss at air diffused system Tiger 1 14266 Monday, July 5, 2010 11:55 AM 
Grit pipeline and with pinch valves sandra 0 3237 Wednesday, April 13, 2016 12:21 PM 
grey slime in trickling filters & SBRs Todd Boling 0 10043 Saturday, May 1, 2010 4:19 PM 
Frozen tank Deerfield Wastewater 1 11528 Sunday, November 13, 2011 11:01 PM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 10580 Tuesday, May 17, 2011 2:20 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 10834 Tuesday, May 17, 2011 11:14 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 4760 Sunday, May 20, 2012 11:25 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 5969 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 5885 Monday, May 14, 2012 10:38 AM 
Flow verification James Royer 2 12807 Monday, October 25, 2010 12:34 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 7161 Tuesday, October 16, 2012 9:55 PM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 8453 Wednesday, October 17, 2012 5:35 PM 
floating sludge problem JC 1 14248 Saturday, April 24, 2010 6:42 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 5912 Tuesday, June 26, 2012 9:52 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 5241 Sunday, April 14, 2013 7:02 PM 
excessive dark foam on aeration tanks Mark 3 13413 Tuesday, April 5, 2011 11:33 AM 
envirofilt JK 0 8731 Sunday, December 11, 2011 6:52 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 7418 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 7054 Friday, February 17, 2012 3:12 PM 
disinfection with paracetic acid mgille 8 17177 Tuesday, July 6, 2010 10:33 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 8118 Wednesday, November 23, 2011 7:48 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 9785 Wednesday, August 25, 2010 1:47 PM 
Digester Gas Piping GB Gehrke 6 15231 Wednesday, November 23, 2011 7:45 AM 
Determining the settlement tank's volume Hajar 0 8616 Tuesday, September 25, 2012 7:55 PM 
Decanting solds & scum Dwayne 1 12384 Friday, June 19, 2015 6:28 AM 
Dam Odours Nick 0 8954 Tuesday, November 29, 2011 7:24 PM 
Control of algae growth on concrete with coatings? 01490632 0 19632 Tuesday, February 25, 2014 2:17 PM 
color codes for equipment and pipes deepleveltrash 1 15341 Wednesday, March 31, 2010 4:38 PM 
Chlorine survival in activated sludge Jurek 6 16406 Sunday, November 13, 2011 11:03 PM 
chemical phosphorus removal using alum david 1 9989 Thursday, April 7, 2011 1:54 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 18237 Sunday, July 25, 2010 9:08 PM 
Caroling Sewermen Victor Santa Cruz 0 11767 Wednesday, December 29, 2010 1:44 PM 
buried natural gas piping condition assessment T. Butler 1 9283 Tuesday, December 13, 2011 12:08 PM 
BNR Internal Recycle Cooper 0 14222 Wednesday, January 28, 2015 8:27 PM 
Bar screen upstream level sensor Larry Dolamore 2 11984 Friday, May 28, 2010 5:15 PM 
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