> For the complete documentation index, see [llms.txt](https://doc.duaer.com/zh/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.duaer.com/zh/getting-started/eia-electricity.md).

# 在 Duaer 里查美国电价（EIA）

在 Duaer 里：美国能源信息署：按州与用户类别的月度平均零售电价、售电量与用户数。一次成功查询用 1 额度。
## 能拿到什么

Duaer 数据市场里的「美国电价（EIA）」：美国能源信息署：按州与用户类别的月度平均零售电价、售电量与用户数。查到结果时用 1 额度，结果交给数字组织的下一个节点。

从节点创建器选 Duaer 数据 → 美国电价（EIA），或打开 [数据市场](/zh/getting-started/data-market.md)。相关：[原油与燃油现货价（EIA）](/zh/getting-started/eia-petroleum.md)、[太阳辐射与气候（NASA POWER）](/zh/getting-started/nasa-power.md)。

## 适合做什么

- 比较各州居民电价。
- 跟踪某州电价的月度走势。

## 在画布里检索

1. 打开节点创建器，选 Duaer 数据 → EIA electricity prices。
2. 填 State（如 CA，或 US）；Sector 可选（residential、commercial、industrial、transportation 或 all）。
3. Limit 默认 10，最大 20。执行。

查到结果才扣 1 额度；没有结果、输入有误或上游失败都不扣。

## 用 API 调用

- GET https://api.duaer.com/v1/data/eia-electricity?state=CA
- Authorization: Bearer <Duaer key>

下方是与数据市场「复制技能」相同的英文技能，含参数、示例与返回字段。

## 调用技能（英文）

与数据市场「复制技能」一致。

```
---
name: duaer-eia-electricity
description: >-
  Duaer EIA electricity prices. US EIA: monthly average retail electricity price, sales, and customers by state and sector.
  One successful search uses 1 Duaer credit.
---

# Duaer EIA electricity prices

Duaer EIA electricity prices reads the US Energy Information Administration retail sales data: average price in cents per kWh, sales, and customers, newest month first. Duaer holds the upstream API key; you only send your Duaer key.

## When to use

- Compare residential electricity prices between states.
- Track the monthly electricity price trend in one state.

## When not to use

- Fuel prices. Use https://skills.duaer.com/eia-petroleum.md.
- Solar potential at a site. Use https://skills.duaer.com/nasa-power.md.

## Call

`GET https://api.duaer.com/v1/data/eia-electricity?state=CA`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Get a Duaer key: https://skills.duaer.com/keys.md

## Parameters

Provide `state` or `sector`.

- `state` — Two-letter code such as CA, or US for the country. Default US.
- `sector` — Optional. `residential`, `commercial`, `industrial`, `transportation`, or `all`. Default residential.
- `limit` — Optional. Rows to return, from 1 to 20. Default 10.

## Examples

- `GET https://api.duaer.com/v1/data/eia-electricity?state=CA` — California residential prices by month.
- `GET https://api.duaer.com/v1/data/eia-electricity?state=US&sector=industrial` — US industrial prices by month.

## Result

The response is `{ "items": [...] }`. Each item has `source`, `title`, `url`, and `summary`, plus:

- `period`, `state`, `stateName`, `sector` — month and place.
- `priceCentsPerKwh` — average retail price.
- `salesGwh`, `customers` — electricity sold and number of customers.

Fields without a value are left out.

## Credits

A search that returns at least one row uses 1 credit.
An empty search, a search that finds nothing, or a failed search uses 0.
Wrong input returns 400 with a message and uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.

## Related

- https://skills.duaer.com/eia-petroleum.md — Duaer EIA fuel spot prices
- https://skills.duaer.com/nasa-power.md — Duaer Solar and climate (NASA POWER)

```
## Questions

### Duaer 的美国电价（EIA）检索扣多少额度？

查到结果时扣 1 额度；没有结果或出错不扣。

### Duaer 美国电价（EIA）的价格单位是什么？

Duaer 返回每千瓦时的平均零售价（美分），是含各项费用的平均值，不是某一电价套餐。

## 相关

- [在 Duaer 里查原油与燃油现货价（EIA）](https://doc.duaer.com/zh/getting-started/eia-petroleum.md)
- [在 Duaer 里查太阳辐射与气候（NASA POWER）](https://doc.duaer.com/zh/getting-started/nasa-power.md)