Table 3.
2019 Hartford survey results.
| Survey | Measurements | Road Miles | Leaks | Leaks/Mile | Min CH4 (ppm) | Max CH4 (ppm) |
|---|---|---|---|---|---|---|
| Hartford, 2019 | 62,546 | 100 | 425 | 4.3 | 1.97 | 10.99 |
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