"PG&E" refers to Pacific Gas and Electric Company, a subsidiary of PG&E Corporation. © 2023 Pacific Gas and Electric Company. All rights reserved.
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Note: Starting Q4 2022, we began breaking sulfur data down monthly. Data will still be updated on a quarterly basis just with additional granularity.
2021 - 2024
2024
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2024 | ||||
| Third Quarter | 4.3 | 0.25 | 2.8 | 0.17 |
| Third Quarter - July | 4.2 | 0.25 | 2.8 | 0.17 |
| Third Quarter - August | 4.3 | 0.25 | 2.9 | 0.17 |
| Third Quarter - September | 4.1 | 0.24 | 3.0 | 0.18 |
| Second Quarter | 4.1 | 0.24 | 2.7 | 0.16 |
| Second Quarter - April | 3.6 | 0.21 | 2.7 | 0.16 |
| Second Quarter - May | 4.0 | 0.24 | 2.8 | 0.16 |
| Second Quarter - June | 4.1 | 0.24 | 3.0 | 0.17 |
| First Quarter | 3.8 | 0.23 | 2.9 | 0.17 |
| First Quarter - January | 3.8 | 0.23 | 3.0 | 0.18 |
| First Quarter - February | 3.8 | 0.23 | 3.0 | 0.18 |
| First Quarter - March | 3.5 | 0.21 | 2.6 | 0.15 |
2023
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2023 | ||||
| Fourth Quarter | 4.2 | 0.25 | 2.8 | 0.16 |
| Fourth Quarter - October | 3.7 | 0.22 | 2.5 | 0.15 |
| Fourth Quarter - November | 4.0 | 0.23 | 2.9 | 0.17 |
| Fourth Quarter - December | 4.2 | 0.25 | 2.9 | 0.17 |
| Third Quarter | 4.4 | 0.26 | 2.9 | 0.17 |
| Third Quarter - July | 3.7 | 0.22 | 2.9 | 0.17 |
| Third Quarter - August | 4.4 | 0.26 | 2.8 | 0.17 |
| Third Quarter - September | 3.8 | 0.22 | 2.9 | 0.17 |
| Second Quarter | 4.4 | 0.26 | 3.2 | 0.19 |
| Second Quarter - April | 3.8 | 0.23 | 3.1 | 0.18 |
| Second Quarter - May | 4.1 | 0.24 | 3.3 | 0.19 |
| Second Quarter - June | 4.4 | 0.26 | 3.1 | 0.18 |
| First Quarter | 4.3 | 0.25 | 2.9 | 0.17 |
| First Quarter - January | 3.5 | 0.21 | 2.9 | 0.17 |
| First Quarter - February | 4.3 | 0.25 | 3 | 0.18 |
| First Quarter - March | 3.5 | 0.21 | 3 | 0.18 |
2022
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2022 | ||||
| Fourth Quarter | 4.2 | 0.25 | 0.8 | 0.05 |
| Fourth Quarter - October | 3.9 | 0.23 | 0.8 | 0.05 |
| Fourth Quarter - November | 4.2 | 0.25 | 0.9 | 0.05 |
| Fourth Quarter - December | 3.8 | 0.23 | 0.7 | 0.04 |
| Third Quarter | 4.2 | 0.25 | 0.8 | 0.05 |
| Second Quarter | 5 | 0.3 | 0.9 | 0.06 |
| First Quarter | 4.8 | 0.28 | 1.1 | 0.07 |
2021
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2021 | ||||
| Fourth Quarter | 4.4 | 0.26 | 3.2 | 0.19 |
| Third Quarter | 6.7 | 0.4 | 3.1 | 0.18 |
| Second Quarter | 4.9 | 0.29 | 3.4 | 0.2 |
| First Quarter | 4.2 | 0.26 | 3.5 | 0.22 |
2016 - 2020
2020
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2020 | ||||
| Fourth Quarter | 4.9 | 0.31 | 3.4 | 0.21 |
| Third Quarter | 4.5 | 0.28 | 3.2 | 0.2 |
| Second Quarter | 4.7 | 0.29 | 3.5 | 0.22 |
| First Quarter | 4.8 | 0.3 | 4 | 0.25 |
2019
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2019 | ||||
| Fourth Quarter | 5.2 | 0.33 | 4.1 | 0.26 |
| Third Quarter | 5.2 | 0.33 | 4 | 0.25 |
| Second Quarter | 5.8 | 0.36 | 3.75 | 0.23 |
| First Quarter | 5.1 | 0.32 | 3.75 | 0.23 |
2018
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2018 | ||||
| Fourth Quarter | 4.7 | 0.29 | 3.47 | 0.22 |
| Third Quarter | 5.3 | 0.33 | 3.4 | 0.21 |
| Second Quarter | 5.1 | 0.32 | 3 | 0.19 |
| First Quarter | 4.7 | 0.31 | 2.4 | 0.15 |
2017
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2017 | ||||
| Fourth Quarter | 4.9 | 0.31 | 2.5 | 0.16 |
| Third Quarter | 6 | 0.38 | 3.3 | 0.21 |
| Second Quarter | 8.03 | 0.5 | 3.66 | 0.23 |
| First Quarter | 5.9 | 0.37 | 3.4 | 0.21 |
2016
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2016 | ||||
| Fourth Quarter | 5.8 | 0.36 | 3.2 | 0.2 |
| Third Quarter | 4 | 0.25 | 2.79 | 0.17 |
| Second Quarter | 5.5 | 0.34 | 3.3 | 0.21 |
| First Quarter | 3.6 | 0.23 | 2.5 | 0.16 |
2011 - 2015
2015
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2015 | ||||
| Fourth Quarter | 3.8 | 0.24 | 3.2 | 0.2 |
| Third Quarter | 4 | 0.25 | 3.1 | 0.19 |
| Second Quarter | 6.7 | 0.42 | 2.4 | 0.15 |
| First Quarter | 3.8 | 0.24 | 2.7 | 0.17 |
2014
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2014 | ||||
| Fourth Quarter | 3.2 | 0.2 | 2.5 | 0.16 |
| Third Quarter | 3.4 | 0.21 | 2.1 | 0.13 |
| Second Quarter | 4.31 | 0.256 | 2.76 | 0.164 |
| First Quarter | 4.27 | 0.253 | 3.25 | 0.193 |
2013
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2013 | ||||
| Fourth Quarter | 4.99 | 0.296 | 2.62 | 0.156 |
| Third Quarter | 5.69 | 0.338 | 2.89 | 0.171 |
| Second Quarter | 7.33 | 0.435 | 3.17 | 0.188 |
| First Quarter | 6.71 | 0.398 | 2.97 | 0.176 |
2012
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2012 | ||||
| Fourth Quarter | 4.41 | 0.262 | 2.72 | 0.162 |
| Third Quarter | 4 | 0.237 | 2.53 | 0.15 |
| Second Quarter | 4.99 | 0.296 | 2.73 | 0.162 |
| First Quarter | 5.82 | 0.346 | 3.04 | 0.18 |
2011
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2011 | ||||
| Fourth Quarter | 5.19 | 0.308 | 2.8 | 0.166 |
| Third Quarter | 5.53 | 0.328 | 3.49 | 0.205 |
| Second Quarter | 11.11 | 0.659 | 3 | 0.178 |
| First Quarter | 11.46 | 0.68 | 2.57 | 0.152 |
2006 - 2010
2010
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2010 | ||||
| Fourth Quarter | 7.65 | 0.454 | 3.2 | 0.19 |
| Third Quarter | 5.77 | 0.342 | 2.75 | 0.163 |
| Second Quarter | Unavailable | Unavailable | ||
| First Quarter | 10.03 | 0.595 | 2.55 | 0.151 |
2009
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2009 | ||||
| Fourth Quarter | 10.03 | 0.595 | 2.77 | 0.164 |
| Third Quarter | 12.01 | 0.713 | 3.14 | 0.186 |
| Second Quarter | 5.5 | 0.326 | 2.79 | 0.166 |
| First Quarter | Unavailable | Unavailable | ||
2008
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2008 | ||||
| Fourth Quarter | 10.25 | 0.608 | 3.06 | 0.182 |
| Third Quarter | 7.45 | 0.442 | 3.89 | 0.231 |
| Second Quarter | 7.8 | 0.463 | 4.12 | 0.224 |
| First Quarter | 8.01 | 0.475 | 3.82 | 0.227 |
2007
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2007 | ||||
| Fourth Quarter | 7.79 | 0.462 | 3.79 | 0.225 |
| Third Quarter | 7.1 | 0.421 | 3.44 | 0.204 |
| Second Quarter | 5.5 | 0.326 | 3.31 | 0.197 |
| First Quarter | 11.2 | 0.664 | 3.81 | 0.226 |
2006
| Date | Total Sulfur Maximum | Total Sulfur Average all sites | ||
|---|---|---|---|---|
| PPMv | gr/100 scf | PPMv | gr/100 scf | |
| 2006 | ||||
| Fourth Quarter | 8.8 | 0.522 | 3.86 | 0.223 |
| Third Quarter | 7.88 | 0.466 | 4.05 | 0.241 |
| Second Quarter | 6.9 | 0.408 | 2.7 | 0.16 |
| First Quarter | 5.37 | 0.318 | 2.45 | 0.145 |