President Trump tweeted about it when it happened. I remember hearing and reading about it.
Here is an article about it when it happened.
https://money.cnn.com/2018/09/12/investing/us-oil-production-russia-saudi-arabia/index.html
and here is an article from 4 days ago.
Here is a quote,
“As a result of the shale boom, the US is the world’s largest oil producer, with output expected to average 12.4 million barrels a day this year and 13.3 million barrels a day in 2020. Likewise, America is the world’s largest producer of natural gas, producing an average of 91.3 billion cubic feet of LNG a day this year and 92.7 billion cubic feet a day in 2020.”
https://www.cnn.com/2019/08/09/perspectives/trump-oil-markets-opec/index.html
Here is NPR last month trying to give credit to Obama (yeah right after he shut down all oil drilling in the Gulf).
See #48.
The OP asserted we are the world’s #1 EXPORTER. That is false. Let’s all try for more precision to ensure at least an accurate debate.