# ALLIANT ENERGY - INTERSTATE POWER CO — Gas distribution annual report (2002)

**Citation:** PHMSA Annual Report 20021316 (2002)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2002-12-31

Gas distribution; reporting year 2002; IA. Operator-reported infrastructure data.

## Document text

Gas distribution annual report for reporting year 2002, submitted by ALLIANT ENERGY - INTERSTATE POWER CO (operator 8170). Reported scope: IA. Represented states: IA. The sortable date is the reporting-period end, not the operator submission date.

## Provenance

- Official: Yes
- Source: <https://data.transportation.gov/d/aemm-7pyq>
- Source ID: `phmsa-annual-reports`
- SHA-256: `3c0b3a87c5d0bd8bc6430eb0ab71457e8f0017896b47072e190caa1f3d30c3c6`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-27T18:56:00.355Z
- Document slug: `phmsa-annual-99a525c50a520c92c72fe8ec`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "gas_distribution",
  "reportYear": 2002,
  "reportNumber": "20021316",
  "supplementalNumber": null,
  "sourceFormat": "modern_xlsx",
  "operator": {
    "id": "8170",
    "name": "ALLIANT ENERGY - INTERSTATE POWER CO"
  },
  "region": "IA",
  "commodity": null,
  "representedStates": [
    "IA"
  ],
  "jurisdictionClasses": [],
  "facilities": [],
  "metrics": {},
  "dependentRowsBySheet": {},
  "dataAsOf": null,
  "reportingPeriodEnd": "2002-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_gas_distribution_1970_2003.zip",
    "archiveSha256": "69842e0bb5b30036b5130988d9695ee3c7f0f7b2e91d95944efab3db827d80f5",
    "workbook": "annual_gas_distribution_2002.xlsx",
    "sheet": "GD AR 2002",
    "rowNumber": 1284,
    "sourceRowNumbers": [
      1284
    ],
    "rowSha256": "05dff93bd20a725aa55ad278880aee8525bfdcb156324de34811b9bf475048bf"
  },
  "caveat": "Operator-reported annual infrastructure data may be corrected. The indexed date is the reporting-period end, not the submission date, and the record is not an agency finding about current facility condition.",
  "jurisdiction": "US",
  "operatorName": "ALLIANT ENERGY - INTERSTATE POWER CO"
}
```