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
P.H. Problems D.Mak 6 10239 Wednesday, September 21, 2011 7:27 AM 
Trash Racks before Parkson Screens? L Cipparone 1 4173 Sunday, October 9, 2011 7:23 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 5114 Sunday, October 9, 2011 7:34 PM 
MBBR Media Tatya Tope 2 5560 Thursday, October 27, 2011 4:03 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 4063 Thursday, November 10, 2011 5:01 PM 
High fecal coliform results Carmine Goneconte 7 10533 Sunday, November 13, 2011 10:59 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10332 Sunday, November 13, 2011 11:00 PM 
Frozen tank Deerfield Wastewater 1 7418 Sunday, November 13, 2011 11:01 PM 
Primary clarifier chain Chris 4 9091 Sunday, November 13, 2011 11:02 PM 
Chlorine survival in activated sludge Jurek 6 11685 Sunday, November 13, 2011 11:03 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 6198 Sunday, November 13, 2011 11:03 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4409 Tuesday, November 22, 2011 3:30 PM 
Digester Gas Piping GB Gehrke 6 11871 Wednesday, November 23, 2011 7:45 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3510 Wednesday, November 23, 2011 7:48 AM 
Polyethylene Glycol Treatability Keith Chapman 1 10135 Friday, November 25, 2011 1:56 AM 
ORP control Mark Milne 2 8635 Friday, November 25, 2011 1:57 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9923 Saturday, November 26, 2011 10:20 AM 
Mercury Control Jason Graham 0 4104 Tuesday, November 29, 2011 2:09 PM 
Dam Odours Nick 0 4610 Tuesday, November 29, 2011 7:24 PM 
envirofilt JK 0 4114 Sunday, December 11, 2011 6:52 PM 
buried natural gas piping condition assessment T. Butler 1 4284 Tuesday, December 13, 2011 12:08 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3983 Tuesday, January 3, 2012 3:51 PM 
RAS lines and clarifier balancing R Siddens 1 3774 Thursday, February 2, 2012 5:17 AM 
Affordable trash removal from biosolids Landbiosolid 0 3303 Thursday, February 9, 2012 10:13 AM 
Energy-Water Nexus and Pumps KVertovec 0 2590 Friday, February 17, 2012 3:12 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2816 Friday, February 17, 2012 3:16 PM 
Alkalinity control Andres Vinent 0 3232 Tuesday, February 21, 2012 3:51 PM 
Operations help Victoria Caulfield 1 4243 Friday, May 4, 2012 11:10 AM 
Wastewater Blog Grant Weaver 5 10199 Monday, May 7, 2012 4:15 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 1258 Monday, May 14, 2012 10:38 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 1312 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 1855 Sunday, May 20, 2012 11:25 AM 
Log Sheet Data Rock 1 1489 Tuesday, June 12, 2012 1:37 PM 
salinity in activated sludge Greg Gress 2 5201 Thursday, June 14, 2012 5:21 AM 
High DO in Lagoons Kit Roush 2 3912 Tuesday, June 19, 2012 12:38 PM 
Using Mag Hydroxide Andres Vinent 3 3029 Monday, June 25, 2012 1:17 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 1507 Tuesday, June 26, 2012 9:52 AM 
Overheating wires with WEDECO UV system 01453718 0 1140 Tuesday, August 7, 2012 2:46 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 1441 Friday, August 10, 2012 2:18 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8653 Friday, August 10, 2012 2:22 PM 
ski resort WWTP operation 01463964 0 1189 Friday, August 10, 2012 2:24 PM 
Isopropanol issues 01797999 1 4592 Tuesday, August 28, 2012 2:38 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 4122 Tuesday, September 4, 2012 12:17 PM 
Determining the settlement tank's volume Hajar 0 4091 Tuesday, September 25, 2012 7:55 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 2522 Tuesday, October 16, 2012 9:55 PM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 3900 Wednesday, October 17, 2012 5:35 PM 
Oxidation ditch 01645290 0 3497 Thursday, November 29, 2012 10:24 AM 
pH of Mixed Liquor 17627563 0 2908 Monday, December 31, 2012 11:10 AM 
Ocean Outfall assessment 01607899 0 2791 Wednesday, January 9, 2013 3:51 PM 
Ozone for Fecal Coliform Reduction 17633991 0 1491 Sunday, April 14, 2013 6:36 PM 
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