Printed 6/30/2014 **Western Coal-fired EGU BART Determinations**

**State SIP/FIP** **Facility Unit**  **Size Boiler Type**  **Ctrl Tech Emission Rate**  **Ave CE Incr CE**  **Visibility improvement (dv) (MW)**  **(lb/MMBtu) ($/ton)**  **($/ton) Single**  **Class I Total** 

**Class I No. of** 

**Areas** AZ FIP Apache 2 175 Riley TURBO wall-fired SCR+LNB+OFA $3,450 5,552 $ AZ FIP Apache 3 175 Riley TURBO wall-fired SCR+LNB+OFA $2,973 4,493 $ AZ FIP Cholla 2 275Tangentially-fired SCR+LNB+OFA $2,979 3,757 $ AZ FIP Cholla 3 271Tangentially-fired SCR+LNB+OFA $2,838 3,799 $ AZ FIP Cholla 4 380Tangentially-fired SCR+LNB+OFA $3,083 4,016 $ AZ FIP Coronado 1 390 Riley TURBO wall-fired SCR+LNB+OFA $2,135 1,918 $ AZ FIP Coronado 2 390 Riley TURBO wall-fired SCR+LNB+OFA (existing) $1,900 -- MT FIP Colstrip 1 333Tangentially-fired SNCR+SOFA 0.15 $1,564 $3,291 0.264 0.738 4 MT FIP Colstrip 2 333Tangentially-fired SNCR+SOFA 0.15 $1,571 $3,322 0.269 0.781 4 MT FIP Corette 1 168Tangentially-fired LNB (existing) 0.35 -- -- -- ND FIP Coal Creek 1 550Tangentially-fired SNCR+LNB+OFA $2,500 $5,441 ND FIP Coal Creek 2 550Tangentially-fired SNCR+LNB+OFA $2,500 $5,441 NM FIP San Juan 1 350Wall-fired SCR 0.05 $2,472 n/a NM FIP San Juan 2 360Wall-fired SCR 0.05 $2,652 n/a NM FIP San Juan 3 544Wall-fired SCR 0.05 $2,087 n/a NM FIP San Juan 4 544Wall-fired SCR 0.05 $1,987 n/a NN FIP Four Corners 1 170Wall-fired SCR (only, no LNB) $2,515 n/a NN FIP Four Corners 2 170Wall-fired SCR (only, no LNB) $3,163 n/a NN FIP Four Corners 3 220Wall-fired SCR (only, no LNB) $2,678 n/a NN FIP Four Corners 4 750Wall-fired, cell burner SCR (only, no LNB) $2,622 n/a NN FIP Four Corners 5 750Wall-fired, cell burner SCR (only, no LNB) $2,908 n/a NN FIP Navajo Generating Station 1 750 Dry bottom, tangentialSCR+LNB+OFA $2,011 $2,392 NN FIP Navajo Generating Station 2 750 Dry bottom, tangentialSCR+LNB+OFA $2,256 $3,261 NN FIP Navajo Generating Station 3 750 Dry bottom, tangentialSCR+LNB+OFA $2,464 $3,147 16 0.11
11 16

5.4 35.1 2.81 23.34
0.055 0.13
3.11 21.69 16 9 13 0.055 0.065 1.59 6.5 1.34 7.2 0.66 3.1 0.07

1.51

NOx Controls Page 1 of 4Printed 6/30/2014 **Western Coal-fired EGU BART Determinations**

**State SIP/FIP** **Facility Unit**  **Size Boiler Type**  **Ctrl Tech Emission Rate**  **Ave CE Incr CE**  **Visibility improvement (dv) (MW)**  **(lb/MMBtu) ($/ton)**  **($/ton) Single**  **Class I Total** 

**Class I No. of** 

**Areas** NV FIP Reid Gardner 1 100Wall-fired SNCR+LNB+OFA 0.20 $1,021 $1,135 NV FIP Reid Gardner 2 100Wall-fired SNCR+LNB+OFA 0.20 $928 $1,131 NV FIP Reid Gardner 3 100Wall-fired SNCR+LNB+OFA 0.20 $1,321 $858 WY FIP Laramie River 1 565Wall-fired SCR+LNB+OFA 0.07 $4,461 $5,449 0.57 4 WY FIP Laramie River 2 570Wall-fired SCR+LNB+OFA 0.07 $4,424 $5,871 0.53 4 WY FIP Laramie River 3 570Wall-fired SCR+LNB+OFA 0.07 $4,375 $5,667 0.52 4 WY FIP Dave Johnston 3 220Cell burner SCR + LNB+OFA 0.07 $2,635 $7,583 0.51 5 WY FIP Dave Johnston 3 220Cell burner LNB + OFA 0.28 $644 -- 0.33 5 WY FIP Wyodak 1 335Wall-fired SCR+LNB+OFA 0.07 $4,036 $6,223 0.61 2 0.28

NOx Controls Page 2 of 4Printed 6/30/2014 **Western Coal-fired EGU BART Determinations**

**Notes**

Tables 75 and 77, 77 FR 24027. Final Rule 77 FR 57915. Tables 99 and 101, 77 FR 24034. Final Rule 77 FR 57915. Tables 123 and 125, 77 FR 24042. Final Rule 77 FR 57915. Tables 56 and 63, 76 FR 58622. Emission limit from final rule, 77 FR 20894. Note that the visibility modeling for Coal Creek Units 1 and 2 included the effects SO2 control in addition to the noted NOX control. Table 5, 77 FR 72538 (Final Rule); Supplemental Cost Analysis (EPA-R09- OAR-2012-0021-0204). Visibility from Table 17, 77 FR 42858 (Proposal) Table 12, 77 FR 72548 (Final Rule). Visibility from Table 20, 77 FR 42861 (Proposal) Table 17, 77 FR 72560 (Final Rule). Visibility from Table 23, 77 FR 42864 (Proposal)

Visibility impacts from Table 8, 76 FR 503. Final Rule 76 FR 52388. Table 2, 75 FR 64227. Final Rule 77 FR 51620. LNB was determined as not technically feasible. Table 15, Table 43, Technical Support Document

NOx Controls Page 3 of 4Printed 6/30/2014 **Western Coal-fired EGU BART Determinations**

**Notes** Visibility improvement from Table 5, 77 FR 21903 (ROFA w/ Rotamix) Cost data from TSD Appendix A, EPA-R09-OAR-2011-0130 Emission limit from final rule, 77 FR 50952 Table 2, 79 FR 5039. Table 3, 79 FR 5040. Table 4, 79 FR 5040. Table 10, 79 FR 5042. Assuming 20 year life. Table 9, 79 FR 5042. Assuming 9 year life. Table 15, 79 FR 5044.

NOx Controls Page 4 of 4