[Strategerist]

I remember that when this happened, reports indicated that the maps used were from 1989 and that newer maps were not provided (due to lack of money - I think) and that newer maps the Russians and others had showed the undersea mountain exactly where the sub hit it.

I've never heard anything remotely approaching the above. Source?

[dread78645]

The Defense Mapping Agency created the chart in 1989, and it was never revised. That agency later became a part of the National Geospatial-Intelligence Agency, responsible for maps and sea charts.
...
Burpee said there are 150 ships in the world capable of doing that kind of thorough deep water work, and it would take all of them 30 years to map the world's deep water.

"It's not like there was one little area that got away from us, that escaped detection," he said. "This is part of a massive amount of sea that has not been mapped or charted in detail."

The emphasis in charting has been on the Northern Hemisphere because that is where the majority of commerce is, he said.

Outdated Chart Is Suspected in Submarine Grounding