THIS STUDY WAS CONDUCTED TO PROVIDE AN EMPIRICAL, UP-TO-DATE DESCRIPTION OF VARIOUS PATTERNS IN THE DELIVERY OF PRETRIAL DETENTION SERVICES WITHOUT EVALUATING THE QUALITY OF SERVICES PROVIDED. MAJOR ISSUES CONSIDERED INCLUDE DIVERSITY OF CONDITIONS AFFECTING DELIVERY OF PRETRIAL DETENTION SERVICES AND THE VARIETY OF ARRANGEMENTS USED FOR PRODUCING LOCAL JAIL AND ADULT DETENTION SERVICES. ALSO INCLUDED ARE THE STATES ROLES IN DEFINING AUTHORITY, PRESCRIBING STANDARDS, AND PROVIDING SERVICES WHERE NEEDED. STUDY AREAS ADDRESSED ARE LOCAL JAILS AND ADULT PRETRIAL DETENTION IN METROPOLITAN AREA BY GEOGRAPHIC REGION. AN APPENDIX PROVIDES A LISTING, BY STATE, OF AGENCIES AUTHORIZED BY STATUTE TO PROVIDE DETENTION FACILITIES.