---
schema_version: "secwatch.filing_event.v1"
accession: "0001410636-26-000053"
form_type: "8-K"
ticker: "AWK"
cik: "0001410636"
company_name: "American Water Works Company, Inc."
filed_at: "2026-03-02T23:59:59+00:00"
generated_at: "2026-05-15T22:34:56.654694+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Maryland American Water granted ~$2M annualized rate increase by MD PSC

## Summary
- MDPSC approves consolidated annualized water revenue increase of ~$2 million; $1M effective Feb 26, 2026, remainder Jan 1, 2027.
- Rate case supports ~$22 million in completed capital infrastructure investments since last rate approval in 2019.
- First rate adjustment since 2019; Maryland American Water serves ~24,000 customers.
- Approved ROE of 9.75%, common equity ratio 52.32% per joint settlement.
- Residential bill in Bel Air to rise ~$10/month in 2026 and another ~$10/month in 2027.

## SEC filing metadata
- accession: 0001410636-26-000053
- form_type: 8-K
- ticker: AWK
- cik: 0001410636
- company_name: American Water Works Company, Inc.
- filed_at: 2026-03-02T23:59:59+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1410636/000141063626000053/0001410636-26-000053-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1410636/000141063626000053/awk-20260226.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001410636-26-000053
- JSON: https://secwatch.observer/filing/0001410636-26-000053.json
- Plain text: https://secwatch.observer/filing/0001410636-26-000053.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.