Energizing the Future
9
Upgrading our infrastructure and reducing methane emissions
Estimated replacement miles remaining
Miles of pipeline replaced
(By fiscal year)
(As of 12/31/21)
Total
Bare
steel¹
Cast Vintage replacement
iron¹ plastic
400
356
382
362
322
miles
297
300
Missouri
1,4922
481
1,973
Alabama
478
370
271
1,119
200
Mississippi
436
-
436
100
Total
2,405
851
271
3,527
% of total
68%
24%
8%
100%
1Completion expected in 15+ years.
2Includes bare steel mains and services; threaded and coupled steel main.
Damages
(Per 1,000 locates)
4.78
4.24
3.87
3.89
3.74
2017
2018
2019
2020
2021
Leaks
(Per 1,000 system miles)
99.7
75.6
60.4
48.8
31.8
2017
2018
2019
2020
2021
2017
2018
2019
2020
2021
Spire | Investor presentation - August 2022View entire presentation