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
Lost of pressure Chief 8 10615 Tuesday, March 15, 2011 7:02 AM 
disinfection with paracetic acid mgille 8 17201 Tuesday, July 6, 2010 10:33 AM 
High fecal coliform results Carmine Goneconte 7 15554 Sunday, November 13, 2011 10:59 PM 
P.H. Problems D.Mak 6 14541 Wednesday, September 21, 2011 7:27 AM 
Digester Gas Piping GB Gehrke 6 15270 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 16434 Sunday, November 13, 2011 11:03 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 18259 Sunday, July 25, 2010 9:08 PM 
Request for info regarding Trojan UV systems T.O.C. 5 11574 Friday, August 10, 2012 2:22 PM 
very low SVIs!! Deb 5 12932 Monday, November 29, 2010 5:55 PM 
Wastewater Blog Grant Weaver 5 17824 Monday, May 7, 2012 4:15 AM 
MBR sludge condition Elizabeth Lawrence 4 11070 Tuesday, March 22, 2011 10:29 PM 
SCADA advice needed Dennis Hudson 4 12971 Thursday, October 28, 2010 3:54 PM 
Primary clarifier chain Chris 4 13583 Sunday, November 13, 2011 11:02 PM 
aerobic digester-very high solids-odor problem jim 4 16812 Sunday, May 16, 2010 5:13 PM 
Using Mag Hydroxide Andres Vinent 3 5849 Monday, June 25, 2012 1:17 PM 
Quaternary Ammonium Compounds David Allen 3 16971 Monday, July 11, 2011 3:05 PM 
excessive dark foam on aeration tanks Mark 3 13430 Tuesday, April 5, 2011 11:33 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 13210 Sunday, November 13, 2011 11:00 PM 
High DO in Lagoons Kit Roush 2 8731 Tuesday, June 19, 2012 12:38 PM 
MBBR Media Tatya Tope 2 9780 Thursday, October 27, 2011 4:03 PM 
salinity in activated sludge Greg Gress 2 10920 Thursday, June 14, 2012 5:21 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 11407 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 9569 Wednesday, July 6, 2011 9:24 AM 
Flow verification James Royer 2 12830 Monday, October 25, 2010 12:34 PM 
ORP control Mark Milne 2 13275 Friday, November 25, 2011 1:57 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 14856 Saturday, November 26, 2011 10:20 AM 
Bar screen upstream level sensor Larry Dolamore 2 12009 Friday, May 28, 2010 5:15 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 13926 Friday, May 28, 2010 3:30 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 17049 Sunday, April 3, 2011 6:07 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 13661 Sunday, May 2, 2010 1:28 PM 
reduction of flows cb 2 15595 Wednesday, January 27, 2010 9:24 AM 
Seasonal MLSS adjustment Joseph McDowell 2 19724 Sunday, April 11, 2010 2:01 PM 
Decanting solds & scum Dwayne 1 12419 Friday, June 19, 2015 6:28 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 5269 Sunday, April 14, 2013 7:02 PM 
Isopropanol issues 01797999 1 9072 Tuesday, August 28, 2012 2:38 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 6258 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 6354 Tuesday, June 12, 2012 1:37 PM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 4788 Sunday, May 20, 2012 11:25 AM 
RAS lines and clarifier balancing R Siddens 1 6804 Thursday, February 2, 2012 5:17 AM 
Operations help Victoria Caulfield 1 8797 Friday, May 4, 2012 11:10 AM 
buried natural gas piping condition assessment T. Butler 1 9309 Tuesday, December 13, 2011 12:08 PM 
Trash Racks before Parkson Screens? L Cipparone 1 8340 Sunday, October 9, 2011 7:23 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 9267 Sunday, October 9, 2011 7:34 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 9328 Tuesday, November 22, 2011 3:30 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 9094 Friday, August 19, 2011 10:46 AM 
tank numbering h2ochem 1 10107 Sunday, June 26, 2011 1:22 PM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 10853 Tuesday, May 17, 2011 11:14 AM 
In line nutrient monitoring mford 1 10210 Wednesday, July 6, 2011 9:16 AM 
chemical phosphorus removal using alum david 1 10011 Thursday, April 7, 2011 1:54 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 10418 Tuesday, September 20, 2011 10:06 AM 
 1 2 3 Next