Memphis Light, Gas and Water (MLGW) Data Access Guide
Memphis Light, Gas and Water (MLGW) is the largest three-service municipal utility in the United States, serving Memphis and Shelby County with electric, gas, and water. As a TVA distributor, MLGW has no retail energy choice. C&I customers access detailed interval data through the Meter Intelligence platform, while billing data is available via the My Account portal.
How to Get Your Memphis Light, Gas and Water (MLGW) Data: All Access Methods
| Method | 1st Party | 3rd Party | Customer Types | Data Types | Latency | Format |
|---|---|---|---|---|---|---|
| My Account Portal | ✓ | — | Residential, Commercial | Billing, basic usage | Per billing cycle | Web/PDF |
| Meter Intelligence | ✓ | ✓ | C&I, institutional, government | 30-min electric / 60-min gas interval | Next morning | Web/CSV/Excel |
| PowerPay / MyUsage | ✓ | — | Prepay customers | Daily usage estimates, balance | Daily | Web |
| Green Button | — | — | None | Not offered | N/A | N/A |
| EDI | — | — | None | Not offered | N/A | N/A |
Billing Data Access
MLGW provides billing data through its My Account web portal at https://mymlgw.mlgw.org/. Customers can view account information, billing history, bill analysis, and download statements as PDFs. Third-party access is not officially supported through the portal; authorized users can be added by contacting MLGW directly.
What Data Is on Your Memphis Light, Gas and Water (MLGW) Bill
- Account and billing details
- Bill analysis (factors affecting monthly changes)
- Billing and payment history
- Home energy analysis tools
How to Download Memphis Light, Gas and Water (MLGW) Bills (Business & Commercial)
- 01Enroll in My Account at https://mymlgw.mlgw.org/enroll using the commercial account number and access code
- 02Contact Business Customer Care at (901) 528-4270 to add authorized users (property managers, consultants)
- 03Export bills as PDF to share manually with third parties
- 04For interval data, request Meter Intelligence access (see Interval Data)
How to Download Memphis Light, Gas and Water (MLGW) Bills (Residential)
- 01Go to https://mymlgw.mlgw.org/enroll
- 02Enter your 16-digit MLGW account number and My Account access code from your bill
- 03Create a username, password, and notification email
- 04Answer security questions and accept terms
- 05Activate via the confirmation email and log in at https://mymlgw.mlgw.org/
Third-Party Access to Memphis Light, Gas and Water (MLGW) Billing Data
Authorized User / Manual Sharing
- 01Customer contacts MLGW Business Care at (901) 528-4270 to inquire about adding authorized users
- 02Or customer exports bill PDFs from My Account
- 03Customer shares PDFs with the consultant via email or secure transfer
- 04Power of attorney / authorization letters may be required for account-level access
Want to understand the charges on your bill?
See the Memphis Light, Gas and Water (MLGW) Rate Schedules & Tariff Guide →Interval Data & Smart Meters
MLGW's primary interval data access for C&I customers is Meter Intelligence, a web platform powered by Automated Energy Inc. It provides 30-minute electric and 60-minute gas interval data drawn from MLGW's Elster EnergyAxis AMI system. Residential interval access is limited to basic usage views in My Account and PowerPay/MyUsage.
How to Download Memphis Light, Gas and Water (MLGW) Interval Data via Green Button
- 01Green Button / ESPI is not offered by MLGW
- 02C&I customers use Meter Intelligence to download interval data as CSV/Excel
- 03Contact MLGW Business Care at (901) 528-4270 to inquire about future Green Button plans
Interval data is essential for rate comparison and TOU analysis.
See which Memphis Light, Gas and Water (MLGW) rate schedule is best for your usage pattern →Third-Party API Access
MLGW does not offer standardized third-party APIs or automated data-sharing platforms. Third-party access is customer-specific and project-based: customers either add a third party as an authorized user in Meter Intelligence or download and share interval data manually.
Available Memphis Light, Gas and Water (MLGW) API Endpoints
| Function | Endpoint | Method | Format |
|---|---|---|---|
| Interval data download (manual) | Meter Intelligence portal export (CSV/Excel) - no programmatic endpoint | GET | CSV/Excel |
How to Register as a Memphis Light, Gas and Water (MLGW) API Vendor
- 01Customer (account owner) contacts MLGW Business Care at (901) 528-4270
- 02Requests a third-party user be added to Meter Intelligence for specified meters
- 03Third party receives separate login credentials
- 04Alternatively, customer downloads CSV/Excel data and shares it directly
EDI (Electronic Data Interchange)
How to Enroll in Memphis Light, Gas and Water (MLGW) EDI
- 01No publicly documented EDI program exists at MLGW
- 02Contact MLGW Business Solutions Center at (901) 528-4270 to inquire about data exchange capabilities
- 03Ask about bill format exchange, meter data delivery, and custom integration
- 04Use Meter Intelligence export as the practical alternative to EDI
Sources
Rate Schedules & Tariff Analysis
MLGW C&I electric rates follow a three-component municipal structure — energy (kWh), demand (kW), and a fixed customer charge — with separate general (GSA) and manufacturing (MSA) schedules and time-of-use options (TGS/TMS). Because MLGW is a TVA distributor, a monthly Fuel Cost Adjustment passes through TVA wholesale power costs. MLGW publishes per-unit charges only in tariff PDFs; the most recent schedules are effective January 3, 2025 with a 4% increase implemented January 2026.
Memphis Light, Gas and Water (MLGW) Rate Schedule List
| Schedule | Applicability |
|---|---|
| GSA - General Power Rate | General commercial/industrial power. |
| MSA - Manufacturing Power Rate | Manufacturing loads. |
| TGS / TMS - Time-of-Use | Commercial and manufacturing TOU pricing. |
Memphis Light, Gas and Water (MLGW) Rate Features & TOU Details
- Three-component rate (energy + demand + customer charge)
- Monthly Fuel Cost Adjustment tied to TVA wholesale power
- Power factor penalty below 85% under the General Power Rate
- Time-of-use options (TGS/TMS) for load shifting
- Manufacturer utility-tax exemptions (full or reduced 1.5%)
- Per-unit rates published only in tariff PDFs
For a deeper analysis including cost optimization strategies and historical rate trends:
Read the full Memphis Light, Gas and Water (MLGW) Rate Optimization Guide →Sources
Other Data Access Programs
PowerPay Prepay Program
Prepaid billing via Exceleron's MyUsage platform with daily usage estimates, balance tracking, and low-balance alerts. No deposits, late fees, or reconnection fees.
- 01Enroll online at https://mlgw-powerpay.myusage.com/ (existing customers) or in person (new customers)
- 02Provide name, address, account number, and contact preferences
- 03Eligibility confirmed within 2 business days
- 04Monitor daily usage and balance through MyUsage
Public Rate & Performance Reporting
MLGW publishes commercial and residential rate schedules (PDF) and monthly performance metrics (4M) for public access without authentication.
- 01Visit https://www.mlgw.com/commercial/commercialrates for commercial rate PDFs
- 02Visit https://www.mlgw.com/4M for monthly metrics and reliability data
- 03Use for rate analysis and bill verification (no individual customer data)
Limitations & Considerations
- ⚠No Green Button (Download or Connect My Data) support.
- ⚠No documented EDI program.
- ⚠No standardized third-party API; third-party access is customer-specific and manual.
- ⚠Meter Intelligence eligibility generally requires 1,000 kW+ demand (or power account with CTs) and an EVC for gas.
- ⚠Meter Intelligence carries a $30 per meter per month fee.
- ⚠Residential interval data is limited to basic usage views.
Memphis Light, Gas and Water (MLGW) Data Access FAQ
How does a C&I customer get interval data from MLGW?▾
Eligible commercial and industrial customers use Meter Intelligence, powered by Automated Energy Inc., which provides 30-minute electric and 60-minute gas interval data with up to 24 months of history. Eligibility generally requires 1,000 kW+ demand (or a designated power account with CTs). The service costs $30 per meter per month; contact Business Care at (901) 528-4270 to enroll.
Can an energy consultant access our MLGW interval data?▾
Yes, on a customer-authorized basis. The account owner can request that a consultant be added as a third-party user in Meter Intelligence for specified meters, or the customer can download interval data as CSV/Excel and share it directly. MLGW has no standardized third-party API.
Does MLGW support Green Button or EDI?▾
No. MLGW does not offer Green Button (Download or Connect My Data) or a documented EDI program. The practical alternative for automated workflows is the CSV/Excel export from Meter Intelligence.
Can my business shop for a competitive electricity supplier?▾
No. MLGW is a municipal utility and a TVA distributor; Tennessee has no retail electric choice. All C&I customers take bundled service at MLGW's published municipal rates.
What interval data fields are available for electric meters?▾
Meter Intelligence provides kWh consumption, kW demand, kVAR (reactive power), kVA (apparent power), and power factor at 30-minute granularity, with demand density analysis and load profiling for benchmarking.
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