-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Q03r1YH6KhMU+Nkn+geNec3uveu4b0kfzh5H9s+ukpacxY8MrMzgVHaktoE4VjVh
 dWjNfolWBhsIMFBsj5/GVg==

<SEC-DOCUMENT>0000354204-98-000089.txt : 19980211
<SEC-HEADER>0000354204-98-000089.hdr.sgml : 19980211
ACCESSION NUMBER:		0000354204-98-000089
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		19980210
SROS:			NONE

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BASIN EXPLORATION INC
		CENTRAL INDEX KEY:			0000827795
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				841143307
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		
		SEC FILE NUMBER:	005-42629
		FILM NUMBER:		98528611

	BUSINESS ADDRESS:	
		STREET 1:		370 SEVENTEENTH ST STE 1800
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202
		BUSINESS PHONE:		3036858000

	MAIL ADDRESS:	
		STREET 2:		370 SEVENTEENTH STREET SUITE 1800
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DIMENSIONAL FUND ADVISORS INC
		CENTRAL INDEX KEY:			0000354204
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				22370029
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		1299 OCEAN AVE
		STREET 2:		11TH FLOOR
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90401
		BUSINESS PHONE:		3103958005

	MAIL ADDRESS:	
		STREET 1:		1299 OCEAN AVENUE
		STREET 2:		11TH FLOOR
		CITY:			SANTA MONICA
		STATE:			CA
		ZIP:			90401
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>000035420498000089-001-seq1-sc-13g.txt
<DESCRIPTION>1997 SCHEDULE 13G  -  BASIN EXPL INC
</DOCUMENT>
</SUBMISSION>