How Much Can Solar Save in Wamac?
Real numbers based on current Ameren Illinois rates and Illinois incentives.
$101
Current Bill/mo
$127
Est. Lease + Battery
7.5 yrs
Payback Period
$28,724
25-Year Savings
What You're Paying Now
Without solar, here's what Ameren Illinois electricity will cost you over time at 6% annual rate increases.
Monthly Bill
$101
Annual Cost
$1,212
25-Year Cost (No Solar)
$66,496
Your Solar Investment
6 kW System
$17,400
$9,595
After All IL Incentives
DG Rebate ($300/kW)-$1,800
Illinois Shines RECs (lump sum, ~18 mo)-$6,005
With vs Without Solar in Wamac
| Metric | Without Solar | With Solar |
|---|---|---|
| Monthly Cost | $101/mo | $105/mo (loan) |
| Monthly Cash Flow | -$0 (all to utility) | $-16/mo |
| 5-Year Cost | $6,545 | $6,300 |
| 25-Year Cost | $66,496 | $37,772 |
| Rate Control | None — utility sets rates | Fixed at $0.10/kWh (avg.) for 15 years |
| Home Value Impact | None | +$15,000–$25,000 (tax-exempt) |
Your Solar Savings Over Time
Estimated 25-Year Total Savings
$28,724
Without Solar
With Solar
Year 1
$1,212
$1,410
Year 2Payback Year
$2,497
-$3,171
Year 5
$6,832
$1,199
Year 10
$15,975
$8,900
Year 15
$28,210
$17,324
Year 20
$44,584
$26,796
Year 25
$66,496
$37,772
| Year | Without Solar | With Solar | Cumulative Savings |
|---|---|---|---|
| Year 1 | $1,212 | $1,410 | -$198 |
| Year 2Payback | $2,497 | -$3,171 | $5,668 |
| Year 3 | $3,859 | -$1,732 | $5,590 |
| Year 4 | $5,302 | -$275 | $5,577 |
| Year 5 | $6,832 | $1,199 | $5,633 |
| Year 6 | $8,454 | $2,694 | $5,761 |
| Year 7 | $10,173 | $4,209 | $5,964 |
| Year 8 | $11,996 | $5,747 | $6,248 |
| Year 9 | $13,927 | $7,310 | $6,617 |
| Year 10 | $15,975 | $8,900 | $7,075 |
| Year 11 | $18,146 | $10,518 | $7,628 |
| Year 12 | $20,446 | $12,167 | $8,279 |
| Year 13 | $22,885 | $13,849 | $9,036 |
| Year 14 | $25,470 | $15,568 | $9,903 |
| Year 15 | $28,210 | $17,324 | $10,886 |
| Year 16 | $31,115 | $19,123 | $11,993 |
| Year 17 | $34,194 | $20,965 | $13,229 |
| Year 18 | $37,458 | $22,856 | $14,602 |
| Year 19 | $40,917 | $24,798 | $16,119 |
| Year 20 | $44,584 | $26,796 | $17,788 |
| Year 21 | $48,471 | $28,854 | $19,618 |
| Year 22 | $52,591 | $30,975 | $21,616 |
| Year 23 | $56,959 | $33,165 | $23,794 |
| Year 24 | $61,588 | $35,429 | $26,159 |
| Year 25 | $66,496 | $37,772 | $28,724 |
Start Saving in Wamac
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Ameren Illinois rates projected to rise again next year. Lock in savings now.