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
Nitrate Lock Extended aeration Paul Robertson 0 17761 Thursday, December 26, 2013 11:19 AM 
Mercury Control Jason Graham 0 7325 Tuesday, November 29, 2011 2:09 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 12163 Sunday, May 2, 2010 1:28 PM 
MBR sludge condition Elizabeth Lawrence 4 9484 Tuesday, March 22, 2011 10:29 PM 
MBBR Media Tatya Tope 2 8176 Thursday, October 27, 2011 4:03 PM 
managing activated sludge system during food shortage John Wang 2 11095 Wednesday, July 6, 2011 9:24 AM 
Lost of pressure Chief 8 9027 Tuesday, March 15, 2011 7:02 AM 
Log Sheet Data Rock 1 4810 Tuesday, June 12, 2012 1:37 PM 
Lining stainless steel air pipe Larry Dolamore 0 8145 Monday, June 27, 2011 9:13 AM 
Isopropanol issues 01797999 1 7541 Tuesday, August 28, 2012 2:38 PM 
In line nutrient monitoring mford 1 8756 Wednesday, July 6, 2011 9:16 AM 
High Influent Sulfates Randy Siddens 0 7673 Tuesday, August 30, 2011 11:45 AM 
High fecal coliform results Carmine Goneconte 7 14076 Sunday, November 13, 2011 10:59 PM 
High DO in Lagoons Kit Roush 2 7202 Tuesday, June 19, 2012 12:38 PM 
High COD Results evik 1 9256 Thursday, February 24, 2011 9:13 AM 
head loss at air diffused system Tiger 1 12853 Monday, July 5, 2010 11:55 AM 
Grit pipeline and with pinch valves sandra 0 1377 Wednesday, April 13, 2016 12:21 PM 
grey slime in trickling filters & SBRs Todd Boling 0 11916 Saturday, May 1, 2010 4:19 PM 
Frozen tank Deerfield Wastewater 1 10096 Sunday, November 13, 2011 11:01 PM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 9084 Tuesday, May 17, 2011 2:20 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 9318 Tuesday, May 17, 2011 11:14 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 3165 Sunday, May 20, 2012 11:25 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 4416 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 4380 Monday, May 14, 2012 10:38 AM 
Flow verification James Royer 2 11240 Monday, October 25, 2010 12:34 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 5605 Tuesday, October 16, 2012 9:55 PM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 6885 Wednesday, October 17, 2012 5:35 PM 
floating sludge problem JC 1 12771 Saturday, April 24, 2010 6:42 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 4417 Tuesday, June 26, 2012 9:52 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 3723 Sunday, April 14, 2013 7:02 PM 
excessive dark foam on aeration tanks Mark 3 11931 Tuesday, April 5, 2011 11:33 AM 
envirofilt JK 0 7252 Sunday, December 11, 2011 6:52 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 5951 Friday, February 17, 2012 3:16 PM 
Energy-Water Nexus and Pumps KVertovec 0 5567 Friday, February 17, 2012 3:12 PM 
disinfection with paracetic acid mgille 8 15582 Tuesday, July 6, 2010 10:33 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 6656 Wednesday, November 23, 2011 7:48 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 8366 Wednesday, August 25, 2010 1:47 PM 
Digester Gas Piping GB Gehrke 6 13530 Wednesday, November 23, 2011 7:45 AM 
Determining the settlement tank's volume Hajar 0 7101 Tuesday, September 25, 2012 7:55 PM 
Decanting solds & scum Dwayne 1 10741 Friday, June 19, 2015 6:28 AM 
Dam Odours Nick 0 7510 Tuesday, November 29, 2011 7:24 PM 
Control of algae growth on concrete with coatings? 01490632 0 18049 Tuesday, February 25, 2014 2:17 PM 
color codes for equipment and pipes deepleveltrash 1 13545 Wednesday, March 31, 2010 4:38 PM 
Chlorine survival in activated sludge Jurek 6 14760 Sunday, November 13, 2011 11:03 PM 
chemical phosphorus removal using alum david 1 8532 Thursday, April 7, 2011 1:54 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 16680 Sunday, July 25, 2010 9:08 PM 
Caroling Sewermen Victor Santa Cruz 0 10199 Wednesday, December 29, 2010 1:44 PM 
buried natural gas piping condition assessment T. Butler 1 7685 Tuesday, December 13, 2011 12:08 PM 
BNR Internal Recycle Cooper 0 12645 Wednesday, January 28, 2015 8:27 PM 
Bar screen upstream level sensor Larry Dolamore 2 10535 Friday, May 28, 2010 5:15 PM 
 Previous 1 2 3 Next