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
Frozen tank Deerfield Wastewater 1 7418 Sunday, November 13, 2011 11:01 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10332 Sunday, November 13, 2011 11:00 PM 
High fecal coliform results Carmine Goneconte 7 10533 Sunday, November 13, 2011 10:59 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 4063 Thursday, November 10, 2011 5:01 PM 
MBBR Media Tatya Tope 2 5560 Thursday, October 27, 2011 4:03 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 5114 Sunday, October 9, 2011 7:34 PM 
Trash Racks before Parkson Screens? L Cipparone 1 4173 Sunday, October 9, 2011 7:23 PM 
P.H. Problems D.Mak 6 10239 Wednesday, September 21, 2011 7:27 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 6188 Tuesday, September 20, 2011 10:06 AM 
Anaerobic capability Matt Forbes 0 4548 Wednesday, September 7, 2011 11:00 PM 
High Influent Sulfates Randy Siddens 0 5114 Tuesday, August 30, 2011 11:45 AM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4694 Tuesday, August 23, 2011 8:01 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4940 Friday, August 19, 2011 10:46 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8463 Monday, August 8, 2011 1:17 PM 
Quaternary Ammonium Compounds David Allen 3 12630 Monday, July 11, 2011 3:05 PM 
managing activated sludge system during food shortage John Wang 2 8345 Wednesday, July 6, 2011 9:24 AM 
In line nutrient monitoring mford 1 6273 Wednesday, July 6, 2011 9:16 AM 
Lining stainless steel air pipe Larry Dolamore 0 5503 Monday, June 27, 2011 9:13 AM 
tank numbering h2ochem 1 6050 Sunday, June 26, 2011 1:22 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6501 Tuesday, May 24, 2011 10:55 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6125 Tuesday, May 17, 2011 2:20 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6575 Tuesday, May 17, 2011 11:14 AM 
chemical phosphorus removal using alum david 1 6044 Thursday, April 7, 2011 1:54 PM 
excessive dark foam on aeration tanks Mark 3 9187 Tuesday, April 5, 2011 11:33 AM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12369 Sunday, April 3, 2011 6:07 AM 
MBR sludge condition Elizabeth Lawrence 4 6726 Tuesday, March 22, 2011 10:29 PM 
Lost of pressure Chief 8 6469 Tuesday, March 15, 2011 7:02 AM 
High COD Results evik 1 6743 Thursday, February 24, 2011 9:13 AM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 6206 Wednesday, February 23, 2011 11:39 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6899 Wednesday, January 5, 2011 9:15 AM 
Caroling Sewermen Victor Santa Cruz 0 7373 Wednesday, December 29, 2010 1:44 PM 
very low SVIs!! Deb 5 8775 Monday, November 29, 2010 5:55 PM 
aerobic-anoxic operation ale 0 7623 Sunday, November 14, 2010 2:04 AM 
SCADA advice needed Dennis Hudson 4 8750 Thursday, October 28, 2010 3:54 PM 
Flow verification James Royer 2 8482 Monday, October 25, 2010 12:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7972 Wednesday, September 22, 2010 2:15 PM 
SBR Omniflow Jerry 0 7874 Thursday, August 26, 2010 3:34 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5745 Wednesday, August 25, 2010 1:47 PM 
transportation of dewatered alum sludge Doctor Sewage 0 8072 Monday, August 2, 2010 3:55 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 12997 Sunday, July 25, 2010 9:08 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8421 Saturday, July 24, 2010 1:33 PM 
disinfection with paracetic acid mgille 8 12785 Tuesday, July 6, 2010 10:33 AM 
head loss at air diffused system Tiger 1 10324 Monday, July 5, 2010 11:55 AM 
Bar screen upstream level sensor Larry Dolamore 2 9412 Friday, May 28, 2010 5:15 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9970 Friday, May 28, 2010 3:30 PM 
aerobic digester-very high solids-odor problem jim 4 12335 Sunday, May 16, 2010 5:13 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9559 Sunday, May 2, 2010 1:28 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9326 Saturday, May 1, 2010 4:19 PM 
floating sludge problem JC 1 10355 Saturday, April 24, 2010 6:42 PM 
Seasonal MLSS adjustment Joseph McDowell 2 15361 Sunday, April 11, 2010 2:01 PM 
 Previous 1 2 3 Next