The information contained in this spreadsheet was converted from the pdf 

version supplied by Carl Weilert. It was part of the development of the article 

"Utility FGD Design Trends," by Carl Weilert and Emily Meyer, Burns and 

McDonnell, which appeared in Power Engineering 8-1-2010, available at 

http://www.power-eng.com/articles/print/volume-114/issue8/departments/clearing-the_air/utility-fgd-design-trends.html.
Facility Namea

Plant Code 

(ORISPL)a FGD IDb Statea Process Typea

Absorber 

Type Ib

Absorber 

Type IIb

Limestone 298 FGD1 TX Wet Limestone SP

Limestone 298 FGD2 TX Wet Limestone SP

Martin Lake 6146 1 TX Wet Limestone TRm

Martin Lake 6146 2 TX Wet Limestone TRm

Martin Lake 6146 3 TX Wet Limestone TRm

Monticello 6147 3 TX Wet Limestone SP TR

San Miguel 6183 SM--1 TX Wet Limestone TRm

Sandow 6648 4 TX Wet Limestone SP

W A Parish 3470 FGD8 TX Wet Limestonef SP

Notes

a This column is from the 2010 “Emissions” section of EPA’s Clean Air Markets Division “Data and Maps” website 

b This column is from 2008 EIA--860 data Schedules 6--G & 6--H

c This column is from 2008 EIA--860 data "Annual Electric Generator Report" Generator (Existing) File

d 2009 “Emissions” section of EPA’s Clean Air Markets Division “Data and Maps” website 

e Information is from respective vendor either from direct correspondence or from their website/publications

f DOE "Utility FGD Survey January -- December 1989" Publication Number ORNL/M--2347

g 2008 “Emissions” section of EPA’s Clean Air Markets Division “Data and Maps” website 

h 2007 “Emissions” section of EPA’s Clean Air Markets Division “Data and Maps” website 

i 2008 EIA 860 data "Annual Electric Generator Report" Generator (Proposed) File

j Material information from Stebbins Manufacturing Installation List

k Upgrade by BPE according to BPE

l 2005 EIA 767 data Schedule 8 A & 8 B

m Authors' correction based on personal knowledge

n Facility's Utility's website

o EPA's Steam Electric Power Generating Point Source Category: 2007/2008 Detailed Study Report (Online)

p Multiple FGD units are associated with one generator. The value reported is the nameplate capacity for the generator.

Explanation of Notation:

General 

FGD Flue Gas Desulfurization 

Y Yes 

N No 

NA Not Applicable 

NR Not Reported 

Absorber Type 

BR Jet Bubbling Reactor 

CD Circulating Dry Scrubber 

DCFS Double Contact Flow Scrubber 

DSI Dry Sorbent Injection 

PA Packed 

SD Spray Dryer 
SP Spray 

TR Tray 

VE Venturi 

Sorbent Type 

AF Alkaline fly ash 

LA Lime and alkaline fly ash 

LF Limestone and alkaline fly ash 

LI Lime 

LS Limestone 

MO Magnesium oxide 

SA Soda ash 

SC Sodium carbonate 

SL Soda liquid 

Material of Construction 

CO Combination 

CS Carbon Steel 

FRCS Flakeglass Reinforced Resin 

Lined Carbon Steel 

FRP Fiberglass Reinforced Plastic 

NI Nickel Alloy 

RLCS Rubber Lined Carbon Steel 

SS Stainless Steel 

TL Tile Lined 

Unit Manufacturers 

AD Allied 

AL Alstom 

AM American Air Filter 

AP Airpol 

AV Advatech 

BPE Babcock Power Environmental 

BW Babcock and Wilcox 

CH Chiyoda 

FMC FMC 

HI Hitachi 

HRC Hamon ResearchCottrell

KE M W Kellogg 

MHI Mitsubishi Heavy Industries 

MX Marsulex 

SHU SaarbergHolter

SI Siemens 

OT Other 
Sorbent 

 Typeb

In-Service 

Yearb

Design 

SO2 

Removal 

Efficiencyb

Nameplate 

 Capacityc

Provision 

for Bypassb

Incorporation 

 of Spare 

Moduleb

Manufacturerb Material of 

Construction

Oxidation 

Mode

LS 1985 90 893 Y Y AL NIe Forcede

LS 1986 90 957 Y Y AL NIe Forcede

LS 1977 95 793 Y N HRC FRCSf NR

LS 1978 95 793 Y N HRC FRCSf NR

LS 1979 95 793 Y N HRC FRCSf NR

LS 1978 95 793 Y N MX FRCSf NR

LS 1982 94.1 410 N N BW SSm Inhibitede

LS 1981 92 591 Y N AL SSe NR

LS 1982 85 615 N N MX FRCSf NR

eport (Online)

apacity for the generator.